diff --git a/behaviors/mod-morph.dtsi b/behaviors/mod-morph.dtsi
index 9d578c0..e3a55d5 100644
--- a/behaviors/mod-morph.dtsi
+++ b/behaviors/mod-morph.dtsi
@@ -58,14 +58,20 @@ ZMK_BEHAVIOR(dot_col, mod_morph,
     mods = <(MOD_LSFT|MOD_RSFT)>;
 )
 
-// tap: period | shift + tap: colon
+// tap: comma | shift + tap: semi-colon
 ZMK_BEHAVIOR(comma_semi, mod_morph,
     bindings = <&kp COMMA>, <&kp SEMI>;
     mods = <(MOD_LSFT|MOD_RSFT)>;
 )
 
-// tap: period | shift + tap: colon
+// tap: trema | shift + tap: grave
 ZMK_BEHAVIOR(trem_gr, mod_morph,
     bindings = <&KPD ACC_TR ERG>, <&KPD ACC_GR ERG>;
     mods = <(MOD_LSFT|MOD_RSFT)>;
 )
+
+// tap: single apostrophe | shift + tap: double apostrophe
+ZMK_BEHAVIOR(sap_dap, mod_morph,
+    bindings = <&SAPOS>, <&DAPOS>;
+    mods = <(MOD_LSFT|MOD_RSFT)>;
+)
diff --git a/config/urchin.keymap b/config/urchin.keymap
index a7ca377..aaa7e02 100644
--- a/config/urchin.keymap
+++ b/config/urchin.keymap
@@ -60,7 +60,7 @@ ZMK_LAYER(ergol,
 // ├───────────┼───────────┼───────────┼────────────┼────────────┤ ├───────────┼─────────────┼─────────────┼────────────┼────────────┤
      &hml GL A   &hml AL S   &hml CL E   &hml SL N    &comma_semi    &kp L       &hmr SL R     &hmr CL T     &hmr AL I    &hmr GL U
 // ├───────────┼───────────┼───────────┼────────────┼────────────┤ ├───────────┼─────────────┼─────────────┼────────────┼────────────┤
-     &kp Z       &kp X       &kp QUEST   &kp V        &kp B          &dot_col    &kp H         &kp G         &kp Y        &kp K
+     &kp Z       &kp X       &sap_dap    &kp V        &kp B          &dot_col    &kp H         &kp G         &kp Y        &kp K
 // ╰───────────┴───────────┴───────────┼────────────┼────────────┤ ├───────────┼─────────────┼─────────────┴────────────┴────────────╯
                                          ___          ___            ___         ___
 //                                     ╰────────────┴────────────╯ ╰───────────┴─────────────╯
diff --git a/layouts/canadian-multilingual-standard.dtsi b/layouts/canadian-multilingual-standard.dtsi
index c4beb51..cd2f631 100644
--- a/layouts/canadian-multilingual-standard.dtsi
+++ b/layouts/canadian-multilingual-standard.dtsi
@@ -14,6 +14,8 @@
 /* Canadian Multilingual Standard Mappings */
 
 #define SLSH   GRAVE         // /
+#define SAPOS  LS(COMMA)     // /
+#define DAPOS  LS(DOT)     // /
 #define DEG    RA(SEMI)      // °
 #define LBRAC  RA(N7)        // {
 #define RBRAC  RA(N8)        // }