diff --git a/infer/lib/python/infer b/infer/lib/python/infer
index c226fa3a9..367b072f3 100755
--- a/infer/lib/python/infer
+++ b/infer/lib/python/infer
@@ -126,7 +126,8 @@ def main():
 
     if imported_module:
         analyze.create_results_dir(args.infer_out)
-        analyze.reset_start_file(args.infer_out)
+        if not args.continue_capture:
+            analyze.reset_start_file(args.infer_out)
 
         utils.configure_logging(args)
         logging.info('Running command %s', ' '.join(sys.argv))
diff --git a/infer/lib/python/inferlib/analyze.py b/infer/lib/python/inferlib/analyze.py
index c790bc74d..cf76ae94e 100644
--- a/infer/lib/python/inferlib/analyze.py
+++ b/infer/lib/python/inferlib/analyze.py
@@ -65,9 +65,13 @@ base_group.add_argument('-i', '--incremental',
 base_group.add_argument('-ic', '--changed-only',
                         dest='reactive', action='store_true',
                         help='''DEPRECATED: use --reactive.''')
-base_group.add_argument('--reactive', action='store_true',
+base_group.add_argument('-r', '--reactive', action='store_true',
                         help='''Analyze in reactive propagation mode
                         starting from changed files.''')
+base_group.add_argument('-c', '--continue', action='store_true',
+                        dest='continue_capture',
+                        help='''Continue the capture for the reactive
+                        analysis, increasing the changed files/procedures.''')
 base_group.add_argument('--debug-exceptions', action='store_true',
                         help='''Generate lightweight debugging information:
                         just print the internal exceptions during analysis''')
@@ -108,7 +112,7 @@ infer_group.add_argument('-j', '--multicore', metavar='n', type=int,
 infer_group.add_argument('-x', '--project', metavar='<projectname>',
                            help='Project name, for recording purposes only')
 
-infer_group.add_argument('-r', '--revision', metavar='<githash>',
+infer_group.add_argument('--revision', metavar='<githash>',
                            help='The githash, for recording purposes only')
 
 infer_group.add_argument('--buck', action='store_true', dest='buck',
@@ -309,6 +313,9 @@ class AnalyzerWrapper(object):
         if self.args.reactive:
             infer_options.append('-reactive')
 
+        if self.args.continue_capture:
+            infer_options.append('-continue')
+
         if self.args.specs_dirs:
             infer_options += self.args.specs_dirs
 
diff --git a/infer/src/backend/cfg.ml b/infer/src/backend/cfg.ml
index 606e926cd..615884865 100644
--- a/infer/src/backend/cfg.ml
+++ b/infer/src/backend/cfg.ml
@@ -133,7 +133,10 @@ module Node = struct
     let mark_pdesc_if_unchanged pname new_pdesc =
       try
         let old_pdesc = Procname.Hash.find old_procs pname in
-        let changed = not (pdescs_eq old_pdesc new_pdesc) in
+        let changed =
+          (* in continue_capture mode keep the old changed bit *)
+          (!Config.continue_capture && old_pdesc.pd_attributes.ProcAttributes.changed) ||
+          not (pdescs_eq old_pdesc new_pdesc) in
         new_pdesc.pd_attributes.changed <- changed
       with Not_found -> () in
     Procname.Hash.iter mark_pdesc_if_unchanged new_procs
diff --git a/infer/src/backend/config.ml b/infer/src/backend/config.ml
index 7d7bf44e9..a3c9d8a3c 100644
--- a/infer/src/backend/config.ml
+++ b/infer/src/backend/config.ml
@@ -195,6 +195,10 @@ let checkers_enabled () = not !eradicate
     the analysis starts from the files captured since the "infer" command started *)
 let reactive_mode = ref false
 
+(** Continue the capture for reactive mode:
+    If a procedure was changed beforehand, keep the changed marking. *)
+let continue_capture = ref false
+
 (** Flag for footprint discovery mode *)
 let footprint = ref true
 
diff --git a/infer/src/backend/inferanalyze.ml b/infer/src/backend/inferanalyze.ml
index 6920c51cb..ff2cac7f0 100644
--- a/infer/src/backend/inferanalyze.ml
+++ b/infer/src/backend/inferanalyze.ml
@@ -82,6 +82,12 @@ let arg_desc =
         None,
         "analyze in reactive propagation mode starting from changed files"
         ;
+        "-continue",
+        Arg.Set Config.continue_capture,
+        None,
+        "continue the capture for the reactive analysis,\
+         increasing the changed files/procedures."
+        ;
         (* TODO: merge with the -project_root option *)
         "-java",
         Arg.Unit (fun () -> Config.curr_language := Config.Java),