diff --git a/src/libprotobuf-lite.map b/src/libprotobuf-lite.map
index 6f3a36e481..84fa2fd019 100644
--- a/src/libprotobuf-lite.map
+++ b/src/libprotobuf-lite.map
@@ -2,7 +2,7 @@
   global:
     extern "C++" {
       *google*;
-      pb::*;
+      *pb::*;
     };
     scc_info_*;
     descriptor_table_*;
diff --git a/src/libprotobuf.map b/src/libprotobuf.map
index 6f3a36e481..84fa2fd019 100644
--- a/src/libprotobuf.map
+++ b/src/libprotobuf.map
@@ -2,7 +2,7 @@
   global:
     extern "C++" {
       *google*;
-      pb::*;
+      *pb::*;
     };
     scc_info_*;
     descriptor_table_*;
diff --git a/src/libprotoc.map b/src/libprotoc.map
index 24a5f76a55..0367abd2ce 100644
--- a/src/libprotoc.map
+++ b/src/libprotoc.map
@@ -2,8 +2,8 @@
   global:
     extern "C++" {
       *google*;
-      pb::*;
-      upb::*;
+      *pb::*;
+      *upb::*;
     };
     scc_info_*;
     descriptor_table_*;