diff --git a/release/k/khmer_angkor/HISTORY.md b/release/k/khmer_angkor/HISTORY.md
index 8fc3472475..b21e403dba 100644
--- a/release/k/khmer_angkor/HISTORY.md
+++ b/release/k/khmer_angkor/HISTORY.md
@@ -1,6 +1,10 @@
 Khmer Angkor Change History
 =======================
 
+1.4 (5 Mar 2024)
+----------------
+* add spacing glyphs to touch layout spacebar
+
 1.3 (19 Jul 2022)
 ----------------------
 * update OSK in the documentation and bump version number
diff --git a/release/k/khmer_angkor/source/khmer_angkor.keyman-touch-layout b/release/k/khmer_angkor/source/khmer_angkor.keyman-touch-layout
index df9c4c23ce..084fa0c932 100644
--- a/release/k/khmer_angkor/source/khmer_angkor.keyman-touch-layout
+++ b/release/k/khmer_angkor/source/khmer_angkor.keyman-touch-layout
@@ -1438,13 +1438,13 @@
               },
               {
                 "id": "K_SPACE",
-                "text": "​",
+                "text": "*ZWSp*",
                 "width": 555,
                 "sp": 0,
                 "sk": [
                   {
-                    "text": " ",
                     "id": "U_0020",
+                    "text": "*Sp*",
                     "layer": "default"
                   }
                 ]
@@ -1898,7 +1898,7 @@
               },
               {
                 "id": "K_SPACE",
-                "text": "​",
+                "text": "*Sp*",
                 "width": 555,
                 "sp": 0,
                 "layer": "shift"
diff --git a/release/k/khmer_angkor/source/khmer_angkor.kmn b/release/k/khmer_angkor/source/khmer_angkor.kmn
index b7919afca3..d257e3ef74 100644
--- a/release/k/khmer_angkor/source/khmer_angkor.kmn
+++ b/release/k/khmer_angkor/source/khmer_angkor.kmn
@@ -1,10 +1,10 @@
 store(&VERSION) '10.0'
 store(&NAME) "Khmer Angkor"
-store(&COPYRIGHT) '© 2015-2022 SIL International'
+store(&COPYRIGHT) '© 2015-2024 SIL International'
 store(&MESSAGE) "More than just a Khmer Unicode keyboard."
 store(&TARGETS) 'any'
 store(&LAYOUTFILE) 'khmer_angkor.keyman-touch-layout'
-store(&KEYBOARDVERSION) '1.3'
+store(&KEYBOARDVERSION) '1.4'
 store(&BITMAP) 'khmer_angkor.ico'
 store(&VISUALKEYBOARD) 'khmer_angkor.kvks'