diff --git a/config/boards/arm/lpgalaxy_blank_slate/lpgalaxy_blank_slate.keymap b/config/boards/arm/lpgalaxy_blank_slate/lpgalaxy_blank_slate.keymap
index eb6c82c1..88da1435 100644
--- a/config/boards/arm/lpgalaxy_blank_slate/lpgalaxy_blank_slate.keymap
+++ b/config/boards/arm/lpgalaxy_blank_slate/lpgalaxy_blank_slate.keymap
@@ -54,6 +54,8 @@
 	};
     };
 
+// Conditional layer only when we have less thumb keys
+#ifdef TBLE_DUAL_2U
     cond_layers {
         compatible = "zmk,conditional-layers";
 	tri {
@@ -61,6 +63,7 @@
 	    then-layer = <SYM_L>;
         };
     };
+#endif
 
     keymap {
         compatible = "zmk,keymap";