diff --git a/gvsbuild/projects/protobuf.py b/gvsbuild/projects/protobuf.py
index 9c16493fd..027ad0c2d 100644
--- a/gvsbuild/projects/protobuf.py
+++ b/gvsbuild/projects/protobuf.py
@@ -52,9 +52,9 @@ def __init__(self):
         Project.__init__(
             self,
             "protobuf-c",
-            version="1.5.0",
+            version="1.4.1",
             archive_url="https://github.com/protobuf-c/protobuf-c/releases/download/v{version}/protobuf-c-{version}.tar.gz",
-            hash="7b404c63361ed35b3667aec75cc37b54298d56dd2bcf369de3373212cc06fd98",
+            hash="4cc4facd508172f3e0a4d3a8736225d472418aee35b4ad053384b137b220339f",
             dependencies=[
                 "cmake",
                 "protobuf",