5 files changed, 5 insertions, 5 deletions
diff --git a/upb/pb/compile_decoder.c b/upb/pb/compile_decoder.c
index a7d1ac3..1b40302 100644
--- a/upb/pb/compile_decoder.c
+++ b/upb/pb/compile_decoder.c
@@ -69,7 +69,7 @@ static void freegroup(mgroup *g) {
   upb_gfree(g);
 }
 
-mgroup *newgroup() {
+mgroup *newgroup(void) {
   mgroup *g = upb_gmalloc(sizeof(*g));
   upb_inttable_init(&g->methods, UPB_CTYPE_PTR);
   g->bytecode = NULL;
diff --git a/upb/pb/encoder.c b/upb/pb/encoder.c
index e7092a8..d108a64 100644
--- a/upb/pb/encoder.c
+++ b/upb/pb/encoder.c
@@ -524,7 +524,7 @@ void upb_pb_encoder_reset(upb_pb_encoder *e) {
 
 /* public API *****************************************************************/
 
-upb_handlercache *upb_pb_encoder_newcache() {
+upb_handlercache *upb_pb_encoder_newcache(void) {
   return upb_handlercache_new(newhandlers_callback, NULL);
 }
 
diff --git a/upb/pb/encoder.h b/upb/pb/encoder.h
index 1113c3a..f125b37 100644
--- a/upb/pb/encoder.h
+++ b/upb/pb/encoder.h
@@ -45,7 +45,7 @@ upb_pb_encoder* upb_pb_encoder_create(upb_arena* a, const upb_handlers* h,
 
 /* Lazily builds and caches handlers that will push encoded data to a bytessink.
  * Any msgdef objects used with this object must outlive it. */
-upb_handlercache *upb_pb_encoder_newcache();
+upb_handlercache *upb_pb_encoder_newcache(void);
 
 #ifdef __cplusplus
 }  /* extern "C" { */
diff --git a/upb/pb/textprinter.c b/upb/pb/textprinter.c
index 7aafffc..0760173 100644
--- a/upb/pb/textprinter.c
+++ b/upb/pb/textprinter.c
@@ -329,7 +329,7 @@ upb_textprinter *upb_textprinter_create(upb_arena *arena, const upb_handlers *h,
   return p;
 }
 
-upb_handlercache *upb_textprinter_newcache() {
+upb_handlercache *upb_textprinter_newcache(void) {
   return upb_handlercache_new(&onmreg, NULL);
 }
 
diff --git a/upb/pb/textprinter.h b/upb/pb/textprinter.h
index 0af2b1a..7e20d75 100644
--- a/upb/pb/textprinter.h
+++ b/upb/pb/textprinter.h
@@ -31,7 +31,7 @@ upb_textprinter *upb_textprinter_create(upb_arena *arena, const upb_handlers *h,
                                         upb_bytessink output);
 void upb_textprinter_setsingleline(upb_textprinter *p, bool single_line);
 upb_sink upb_textprinter_input(upb_textprinter *p);
-upb_handlercache *upb_textprinter_newcache();
+upb_handlercache *upb_textprinter_newcache(void);
 
 #ifdef __cplusplus
 }  /* extern "C" */