diff --git a/opam b/opam
index 1440f4cc9..29d7f1661 100644
--- a/opam
+++ b/opam
@@ -31,7 +31,7 @@ depends: [
   "conf-zlib" {build}
   "ctypes" {>="0.9.2"}
   "dune" {build & >="2.0"}
-  "javalib" {>="3.2"}
+  "javalib" {>="3.2.1"}
   "mlgmpidl" {>="1.2.12"}
   "mtime"
   "ocaml" {>="4.08.0"}
@@ -43,7 +43,7 @@ depends: [
   "ppx_deriving" {>="4.1"}
   "ppx_fields_conv" {>="v0.12.0" & < "v0.13"}
   "ppx_let" {>="v0.12.0" & < "v0.13"}
-  "sawja" {>="1.5.7"}
+  "sawja" {>="1.5.8"}
   "sqlite3"
   "utop" {with-test}
   "xmlm" {>="1.2.0"}
diff --git a/opam.locked b/opam.locked
index 4bd4d1eb0..bb4870a2c 100644
--- a/opam.locked
+++ b/opam.locked
@@ -63,7 +63,7 @@ depends: [
   "fieldslib" {= "v0.12.0"}
   "integers" {= "0.3.0"}
   "jane-street-headers" {= "v0.12.0"}
-  "javalib" {= "3.2"}
+  "javalib" {= "3.2.1"}
   "jbuilder" {= "1.0+beta20.2"}
   "jst-config" {= "v0.12.0"}
   "menhir" {= "20200123"}
@@ -118,7 +118,7 @@ depends: [
   "protocol_version_header" {= "v0.12.0"}
   "re" {= "1.9.0"}
   "result" {= "1.4"}
-  "sawja" {= "1.5.7"}
+  "sawja" {= "1.5.8"}
   "seq" {= "base"}
   "sexplib" {= "v0.12.0"}
   "sexplib0" {= "v0.12.0"}