diff --git a/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/default.nix b/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/default.nix
index ce51f965..b991dbc2 100644
--- a/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/default.nix
+++ b/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/default.nix
@@ -23,6 +23,10 @@ buildDunePackage rec {
 
   useDune2 = true;
 
+  patches = [
+    ./remove-runtime-dependency-from-ppxlib.patch
+  ];
+
   propagatedBuildInputs = [
     ppx_protocol_conv
     ezjsonm
diff --git a/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/remove-runtime-dependency-from-ppxlib.patch b/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/remove-runtime-dependency-from-ppxlib.patch
new file mode 100644
index 00000000..8bf5e84f
--- /dev/null
+++ b/pkgs/ocaml-modules/ppx_protocol_conv_jsonm/remove-runtime-dependency-from-ppxlib.patch
@@ -0,0 +1,13 @@
+diff --git a/drivers/jsonm/dune b/drivers/jsonm/dune
+index fb0bc81..554241f 100644
+--- a/drivers/jsonm/dune
++++ b/drivers/jsonm/dune
+@@ -1,6 +1,6 @@
+ (library
+  (name protocol_conv_jsonm)
+  (public_name ppx_protocol_conv_jsonm)
+- (libraries ppx_protocol_conv ppx_protocol_conv.runtime ppx_protocol_conv.driver ezjsonm)
++ (libraries ppx_protocol_conv.runtime ppx_protocol_conv.driver ezjsonm)
+  (synopsis "jsonm (de)serialization driver for ppx_protocol_conv based on ezjsonm")
+ )
+