diff --git a/quantum/quantum.c b/quantum/quantum.c
index 098312e6e..2addcb670 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -75,6 +75,7 @@ void reset_keyboard(void) {
 #endif
 
 static bool shift_interrupted[2] = {0, 0};
+static uint16_t scs_timer = 0;
 
 bool process_record_quantum(keyrecord_t *record) {
 
@@ -283,6 +284,7 @@ bool process_record_quantum(keyrecord_t *record) {
     case KC_LSPO: {
       if (record->event.pressed) {
         shift_interrupted[0] = false;
+        scs_timer = timer_read ();
         register_mods(MOD_BIT(KC_LSFT));
       }
       else {
@@ -292,7 +294,7 @@ bool process_record_quantum(keyrecord_t *record) {
             shift_interrupted[1] = true;
           }
         #endif
-        if (!shift_interrupted[0]) {
+        if (!shift_interrupted[0] && timer_elapsed(scs_timer) < TAPPING_TERM) {
           register_code(LSPO_KEY);
           unregister_code(LSPO_KEY);
         }
@@ -305,6 +307,7 @@ bool process_record_quantum(keyrecord_t *record) {
     case KC_RSPC: {
       if (record->event.pressed) {
         shift_interrupted[1] = false;
+        scs_timer = timer_read ();
         register_mods(MOD_BIT(KC_RSFT));
       }
       else {
@@ -314,7 +317,7 @@ bool process_record_quantum(keyrecord_t *record) {
             shift_interrupted[1] = true;
           }
         #endif
-        if (!shift_interrupted[1]) {
+        if (!shift_interrupted[1] && timer_elapsed(scs_timer) < TAPPING_TERM) {
           register_code(RSPC_KEY);
           unregister_code(RSPC_KEY);
         }