diff --git a/keyboards/gmmk/pro/ansi/keymaps/default/keymap.c b/keyboards/gmmk/pro/ansi/keymaps/default/keymap.c
index 65ccaf88f29..0d161e5bdd0 100644
--- a/keyboards/gmmk/pro/ansi/keymaps/default/keymap.c
+++ b/keyboards/gmmk/pro/ansi/keymaps/default/keymap.c
@@ -67,6 +67,6 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
     } else {
       tap_code(KC_VOLD);
     }
-    return true;
+    return false;
 }
 #endif // ENCODER_ENABLE
diff --git a/keyboards/gmmk/pro/ansi/keymaps/via/keymap.c b/keyboards/gmmk/pro/ansi/keymaps/via/keymap.c
index 9b13f75a85f..d50bbfbf566 100644
--- a/keyboards/gmmk/pro/ansi/keymaps/via/keymap.c
+++ b/keyboards/gmmk/pro/ansi/keymaps/via/keymap.c
@@ -84,6 +84,6 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
     } else {
       tap_code(KC_VOLD);
     }
-    return true;
+    return false;
 }
 #endif // ENCODER_ENABLE
diff --git a/keyboards/gmmk/pro/iso/keymaps/default/keymap.c b/keyboards/gmmk/pro/iso/keymaps/default/keymap.c
index 67b95c755f7..3bdacda6c82 100644
--- a/keyboards/gmmk/pro/iso/keymaps/default/keymap.c
+++ b/keyboards/gmmk/pro/iso/keymaps/default/keymap.c
@@ -67,6 +67,6 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
     } else {
       tap_code(KC_VOLD);
     }
-    return true;
+    return false;
 }
 #endif
diff --git a/keyboards/gmmk/pro/iso/keymaps/via/keymap.c b/keyboards/gmmk/pro/iso/keymaps/via/keymap.c
index c83af17fe10..880785ebbec 100644
--- a/keyboards/gmmk/pro/iso/keymaps/via/keymap.c
+++ b/keyboards/gmmk/pro/iso/keymaps/via/keymap.c
@@ -86,6 +86,6 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
     } else {
         tap_code(KC_VOLD);
     }
-    return true;
+    return false;
 }
 #endif // ENCODER_ENABLE