diff --git a/pico_sdk_version.cmake b/pico_sdk_version.cmake
index 86ba043..9bea169 100644
--- a/pico_sdk_version.cmake
+++ b/pico_sdk_version.cmake
@@ -6,7 +6,15 @@ set(PICO_SDK_VERSION_MAJOR 1)
 set(PICO_SDK_VERSION_MINOR 1)
 # PICO_BUILD_DEFINE: PICO_SDK_VERSION_REVISION, SDK version revision, type=int, pico_base
 # PICO_CONFIG: PICO_SDK_VERSION_REVISION, SDK version revision, type=int, pico_base
-set(PICO_SDK_VERSION_REVISION 0)
+set(PICO_SDK_VERSION_REVISION 1)
+# PICO_BUILD_DEFINE: PICO_SDK_VERSION_PRE_RELEASE_ID, optional SDK pre-release version identifier, type=string, pico_base
+# PICO_CONFIG: PICO_SDK_VERSION_PRE_RELEASE_ID, SDK version revision, type=string, pico_base
+set(PICO_SDK_VERSION_PRE_RELEASE_ID develop)
+
 # PICO_BUILD_DEFINE: PICO_SDK_VERSION_STRING, SDK version, type=string, group=pico_base
 # PICO_CONFIG: PICO_SDK_VERSION_STRING, SDK version, type=string, group=pico_base
 set(PICO_SDK_VERSION_STRING "${PICO_SDK_VERSION_MAJOR}.${PICO_SDK_VERSION_MINOR}.${PICO_SDK_VERSION_REVISION}")
+
+if (PICO_SDK_VERSION_PRE_RELEASE_ID)
+    set(PICO_SDK_VERSION_STRING "${PICO_SDK_VERSION_STRING}-${PICO_SDK_VERSION_PRE_RELEASE_ID}")
+endif()
\ No newline at end of file