diff --git a/infer/src/test_determinator/testDeterminator.ml b/infer/src/test_determinator/testDeterminator.ml
index b47e3eb15..b5e19b095 100644
--- a/infer/src/test_determinator/testDeterminator.ml
+++ b/infer/src/test_determinator/testDeterminator.ml
@@ -206,6 +206,8 @@ let match_profiler_samples_affected_methods native_symbols affected_methods =
       match affected_method with
       | Some (ClangProc.CFunction {name}) ->
           String.equal name native_symbol.Clang_profiler_samples_t.name
+      | Some (ClangProc.ObjcMethod {mangled_name}) ->
+          String.equal mangled_name native_symbol.Clang_profiler_samples_t.name
       | _ ->
           false
       (* TODO: deal with mangled names, other method kinds *)
diff --git a/infer/tests/build_systems/clang_test_determinator/Makefile b/infer/tests/build_systems/clang_test_determinator/Makefile
index 6bb366d98..f5eb8c780 100644
--- a/infer/tests/build_systems/clang_test_determinator/Makefile
+++ b/infer/tests/build_systems/clang_test_determinator/Makefile
@@ -7,8 +7,10 @@
 
 TESTS_DIR = ../..
 include $(TESTS_DIR)/base.make
+include $(TESTS_DIR)/objc.make
 
-A_CPP = A.cpp
+A_MM = A.mm
+CLANG_OPTIONS = -c $(OBJCPP_CLANG_OPTIONS) -fobjc-arc
 TEST_DETERMINATOR_RESULT = infer-out-mod2/diff_determinator.json
 DIFF_OUTPUT = diff.mod2.test
 INFER_OPTIONS = --test-determinator --process-clang-ast --no-linters --no-capture
@@ -16,21 +18,21 @@ INFER_OPTIONS = --test-determinator --process-clang-ast --no-linters --no-captur
 default: $(TEST_DETERMINATOR_RESULT)
 
 $(DIFF_OUTPUT):
-	$(QUIET)echo -n '$(A_CPP):' > diff.mod1.test
+	$(QUIET)echo -n '$(A_MM):' > diff.mod1.test
 	$(QUIET)(diff -N --unchanged-line-format="U" --old-line-format="O" --new-line-format="N" \
-		orig-$(A_CPP) mod1-$(A_CPP) || [ $$? = 1 ]) >> diff.mod1.test
-	$(QUIET)echo -n '$(A_CPP):' > diff.mod2.test
+		orig-$(A_MM) mod1-$(A_MM) || [ $$? = 1 ]) >> diff.mod1.test
+	$(QUIET)echo -n '$(A_MM):' > diff.mod2.test
 	$(QUIET)(diff -N --unchanged-line-format="U" --old-line-format="O" --new-line-format="N" \
-		orig-$(A_CPP) mod2-$(A_CPP) || [ $$? = 1 ]) >> diff.mod2.test
+		orig-$(A_MM) mod2-$(A_MM) || [ $$? = 1 ]) >> diff.mod2.test
 
 $(TEST_DETERMINATOR_RESULT): $(DIFF_OUTPUT)
 	$(QUIET)$(call silent_on_success,Testing clang test-determinator with set of changes in mod1,\
-		cp mod1-$(A_CPP) $(A_CPP);\
-		$(INFER_BIN) -o infer-out-mod1 $(INFER_OPTIONS) --profiler-samples profiler_samples.json --modified-lines diff.mod1.test -- clang -c $(A_CPP))
+		cp mod1-$(A_MM) $(A_MM);\
+		$(INFER_BIN) -o infer-out-mod1 $(INFER_OPTIONS) --profiler-samples profiler_samples.json --modified-lines diff.mod1.test -- clang $(CLANG_OPTIONS) $(A_MM))
 	$(QUIET)$(call silent_on_success,Testing test-determinator-clang with set of changes in mod2,\
-		cp mod2-$(A_CPP) $(A_CPP);\
-		$(INFER_BIN) -o infer-out-mod2 $(INFER_OPTIONS) --profiler-samples profiler_samples.json --modified-lines diff.mod2.test -- clang -c $(A_CPP))
-	$(QUIET) rm $(A_CPP)
+		cp mod2-$(A_MM) $(A_MM);\
+		$(INFER_BIN) -o infer-out-mod2 $(INFER_OPTIONS) --profiler-samples profiler_samples.json --modified-lines diff.mod2.test -- clang $(CLANG_OPTIONS) $(A_MM))
+	$(QUIET) rm $(A_MM)
 
 .PHONY: test
 test: $(TEST_DETERMINATOR_RESULT)
diff --git a/infer/tests/build_systems/clang_test_determinator/mod1-A.cpp b/infer/tests/build_systems/clang_test_determinator/mod1-A.cpp
deleted file mode 100644
index 4177d5de0..000000000
--- a/infer/tests/build_systems/clang_test_determinator/mod1-A.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- */
-
-#include <algorithm>
-
-int example_function1() { return 111; }
-
-int example_function2() { return 2; }
-
-namespace Shapes {
-
-class Cube {
-  int size;
-
- public:
-  void set_size(int);
-  int area() { return size * size * size; };
-  void sort(Cube*, unsigned);
-};
-
-void Cube::set_size(int s) { size = s; }
-
-void Cube::sort(Cube* xs, unsigned n) {
-  std::sort(xs, xs + n, [](Cube a, Cube b) { return (a.area() > b.area()); });
-}
-} // namespace Shapes
diff --git a/infer/tests/build_systems/clang_test_determinator/mod1-A.mm b/infer/tests/build_systems/clang_test_determinator/mod1-A.mm
new file mode 100644
index 000000000..3e026d875
--- /dev/null
+++ b/infer/tests/build_systems/clang_test_determinator/mod1-A.mm
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include <algorithm>
+#import <Foundation/Foundation.h>
+
+int example_function1() { return 111; } // change here
+
+int example_function2() { return 2; }
+
+namespace Shapes {
+
+class Cube {
+  int size;
+
+ public:
+  void set_size(int);
+  int area() { return size * size * size; }; // change here
+  void sort(Cube*, unsigned);
+};
+
+void Cube::set_size(int s) { size = s; }
+
+void Cube::sort(Cube* xs, unsigned n) {
+  std::sort(xs, xs + n, [](Cube a, Cube b) { return (a.area() < b.area()); });
+}
+} // namespace Shapes
+
+@interface Person : NSObject
+
+@property NSString* name;
+
+- (BOOL)isEqual:(id)obj;
+
+- (void)printName;
+
+@end
+
+@implementation Person
+
+- (BOOL)isEqual:(id)other { // change here
+  BOOL result = NO;
+  if ([other isKindOfClass:[self class]]) {
+    Person* otherObject = other;
+    result = [self.name isEqualToString:[otherObject name]];
+  }
+  return result;
+}
+
+- (void)printName {
+  NSLog(@"The person's name is %@", _name);
+}
+
+@end
diff --git a/infer/tests/build_systems/clang_test_determinator/mod2-A.cpp b/infer/tests/build_systems/clang_test_determinator/mod2-A.mm
similarity index 51%
rename from infer/tests/build_systems/clang_test_determinator/mod2-A.cpp
rename to infer/tests/build_systems/clang_test_determinator/mod2-A.mm
index 0ded1e827..1782cccee 100644
--- a/infer/tests/build_systems/clang_test_determinator/mod2-A.cpp
+++ b/infer/tests/build_systems/clang_test_determinator/mod2-A.mm
@@ -6,10 +6,11 @@
  */
 
 #include <algorithm>
+#import <Foundation/Foundation.h>
 
 int example_function1() { return 1; }
 
-int example_function2() { return 222; }
+int example_function2() { return 222; } // change here
 
 namespace Shapes {
 
@@ -25,7 +26,34 @@ class Cube {
 void Cube::set_size(int s) { size = s; }
 
 void Cube::sort(Cube* xs, unsigned n) {
-  // this is a lambda folks
+  // this is a lambda folks //change here
   std::sort(xs, xs + n, [](Cube a, Cube b) { return (a.area() < b.area()); });
 }
 } // namespace Shapes
+
+@interface Person : NSObject
+
+@property NSString* name;
+
+- (BOOL)isEqual:(id)obj;
+
+- (void)printName;
+
+@end
+
+@implementation Person
+
+- (BOOL)isEqual:(id)obj {
+  BOOL result = NO;
+  if ([obj isKindOfClass:[self class]]) {
+    Person* otherObject = obj;
+    result = [self.name isEqualToString:[otherObject name]];
+  }
+  return result;
+}
+
+- (void)printName {
+  NSLog(@"The name is %@", _name); // change here
+}
+
+@end
diff --git a/infer/tests/build_systems/clang_test_determinator/orig-A.cpp b/infer/tests/build_systems/clang_test_determinator/orig-A.mm
similarity index 58%
rename from infer/tests/build_systems/clang_test_determinator/orig-A.cpp
rename to infer/tests/build_systems/clang_test_determinator/orig-A.mm
index d7f9a599a..5cfd7899d 100644
--- a/infer/tests/build_systems/clang_test_determinator/orig-A.cpp
+++ b/infer/tests/build_systems/clang_test_determinator/orig-A.mm
@@ -6,6 +6,7 @@
  */
 
 #include <algorithm>
+#import <Foundation/Foundation.h>
 
 int example_function1() { return 1; }
 
@@ -28,3 +29,30 @@ void Cube::sort(Cube* xs, unsigned n) {
   std::sort(xs, xs + n, [](Cube a, Cube b) { return (a.area() < b.area()); });
 }
 } // namespace Shapes
+
+@interface Person : NSObject
+
+@property NSString* name;
+
+- (BOOL)isEqual:(id)obj;
+
+- (void)printName;
+
+@end
+
+@implementation Person
+
+- (BOOL)isEqual:(id)obj {
+  BOOL result = NO;
+  if ([obj isKindOfClass:[self class]]) {
+    Person* otherObject = obj;
+    result = [self.name isEqualToString:[otherObject name]];
+  }
+  return result;
+}
+
+- (void)printName {
+  NSLog(@"The person's name is %@", _name);
+}
+
+@end
diff --git a/infer/tests/build_systems/clang_test_determinator/profiler_samples.json b/infer/tests/build_systems/clang_test_determinator/profiler_samples.json
index 6e5eb8373..2137e4126 100644
--- a/infer/tests/build_systems/clang_test_determinator/profiler_samples.json
+++ b/infer/tests/build_systems/clang_test_determinator/profiler_samples.json
@@ -1,7 +1,7 @@
 [
     {
       "field1": {},
-      "test": "label1",
+      "test": "label1_c_function",
       "field2": {},
       "native_symbols": [
         {
@@ -18,7 +18,7 @@
       "field1": {},
       "field2": {},
       "field3": {},
-      "test": "label2",
+      "test": "label2_c_function",
       "field4": {},
       "native_symbols": [
         {
@@ -31,5 +31,39 @@
       ],
       "field5": {},
       "field6": {}
+    },
+    {
+      "field1": {},
+      "field2": {},
+      "field3": {},
+      "test": "label1_objc_method",
+      "field4": {},
+      "native_symbols": [
+        {
+          "name": "-[Person isEqual:]"
+        },
+        {
+          "name": "exampleMethod2"
+        }
+      ],
+      "field5": {},
+      "field6": {}
+    },
+    {
+      "field1": {},
+      "field2": {},
+      "field3": {},
+      "test": "label2_objc_method",
+      "field4": {},
+      "native_symbols": [
+        {
+          "name": "-[Person printName]"
+        },
+        {
+          "name": "exampleMethod3"
+        }
+      ],
+      "field5": {},
+      "field6": {}
     }
   ]
diff --git a/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod1.exp b/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod1.exp
index 262097c58..2987c0c74 100644
--- a/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod1.exp
+++ b/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod1.exp
@@ -1 +1 @@
-["label1"]
\ No newline at end of file
+["label1_objc_method","label1_c_function"]
\ No newline at end of file
diff --git a/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod2.exp b/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod2.exp
index 1b7164c2e..7869ab3b6 100644
--- a/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod2.exp
+++ b/infer/tests/build_systems/clang_test_determinator/test_determinator.json.mod2.exp
@@ -1 +1 @@
-["label2"]
\ No newline at end of file
+["label2_objc_method","label2_c_function"]
\ No newline at end of file