diff --git a/CMakeLists.txt b/CMakeLists.txt
index 31597f399e5d90c32cdf4471341ef6b134b8084a..23b768a70d744aa1ba4a6ba75b226fff985834e2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.0)
 project(SRB2
-	VERSION 2.1.17
+	VERSION 2.1.18
 	LANGUAGES C)
 
 if(${PROJECT_SOURCE_DIR} MATCHES ${PROJECT_BINARY_DIR})
diff --git a/appveyor.yml b/appveyor.yml
index b0544a90b549ab0e526e2f0902a8b4093837478f..76e1261f92ce9355146a71deb250f6d88ad75ba7 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 2.1.17.{branch}-{build}
+version: 2.1.18.{branch}-{build}
 os: MinGW
 
 environment:
diff --git a/src/doomdef.h b/src/doomdef.h
index 99e54c077eb6873e46daa884600bca7587632ca9..428972ccd634f60b730937ca2ef98fe699ff9ea8 100644
--- a/src/doomdef.h
+++ b/src/doomdef.h
@@ -150,9 +150,9 @@ extern FILE *logstream;
 // we use comprevision and compbranch instead.
 #else
 #define VERSION    201 // Game version
-#define SUBVERSION 17  // more precise version number
-#define VERSIONSTRING "v2.1.17"
-#define VERSIONSTRINGW L"v2.1.17"
+#define SUBVERSION 18  // more precise version number
+#define VERSIONSTRING "v2.1.18"
+#define VERSIONSTRINGW L"v2.1.18"
 // Hey! If you change this, add 1 to the MODVERSION below!
 // Otherwise we can't force updates!
 #endif
@@ -214,7 +214,7 @@ extern FILE *logstream;
 // it's only for detection of the version the player is using so the MS can alert them of an update.
 // Only set it higher, not lower, obviously.
 // Note that we use this to help keep internal testing in check; this is why v2.1.0 is not version "1".
-#define MODVERSION 22
+#define MODVERSION 23
 
 // =========================================================================
 
diff --git a/src/sdl/macosx/Srb2mac.xcodeproj/project.pbxproj b/src/sdl/macosx/Srb2mac.xcodeproj/project.pbxproj
index 32ae88c0280168841ada1ff854aafa1a896b115c..fbf9bacb21265d6dd1e9114da038211703dab154 100644
--- a/src/sdl/macosx/Srb2mac.xcodeproj/project.pbxproj
+++ b/src/sdl/macosx/Srb2mac.xcodeproj/project.pbxproj
@@ -1214,7 +1214,7 @@
 		C01FCF4B08A954540054247B /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CURRENT_PROJECT_VERSION = 2.1.17;
+				CURRENT_PROJECT_VERSION = 2.1.18;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"$(inherited)",
 					NORMALSRB2,
@@ -1226,7 +1226,7 @@
 		C01FCF4C08A954540054247B /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CURRENT_PROJECT_VERSION = 2.1.17;
+				CURRENT_PROJECT_VERSION = 2.1.18;
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_PREPROCESSOR_DEFINITIONS = (
diff --git a/src/sdl12/macosx/Srb2mac.xcodeproj/project.pbxproj b/src/sdl12/macosx/Srb2mac.xcodeproj/project.pbxproj
index 13e78f31472cb3c1f6565c4aa55e9a9f15a27c8e..98a760c7ba5dd88c1a74a160f188a23dad4ef2ef 100644
--- a/src/sdl12/macosx/Srb2mac.xcodeproj/project.pbxproj
+++ b/src/sdl12/macosx/Srb2mac.xcodeproj/project.pbxproj
@@ -1214,7 +1214,7 @@
 		C01FCF4B08A954540054247B /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CURRENT_PROJECT_VERSION = 2.1.17;
+				CURRENT_PROJECT_VERSION = 2.1.18;
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"$(inherited)",
 					NORMALSRB2,
@@ -1226,7 +1226,7 @@
 		C01FCF4C08A954540054247B /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CURRENT_PROJECT_VERSION = 2.1.17;
+				CURRENT_PROJECT_VERSION = 2.1.18;
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_PREPROCESSOR_DEFINITIONS = (