diff --git a/configure-libafs.ac b/configure-libafs.ac
index 28677937aa..174cef7ce7 100644
--- a/configure-libafs.ac
+++ b/configure-libafs.ac
@@ -4,7 +4,7 @@ AC_CONFIG_AUX_DIR([build-tools])
 AC_CONFIG_SRCDIR([src/libafs/Makefile.common.in])
 
 AC_CONFIG_HEADERS([src/config/afsconfig.h])
-MACOS_VERSION=1.8.10
+MACOS_VERSION=1.8.11fc1
 
 AC_SUBST([MACOS_VERSION])
 
diff --git a/configure.ac b/configure.ac
index ac35f44b31..768e7154a1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,7 @@ AC_CONFIG_MACRO_DIR([src/cf])
 AC_CONFIG_SRCDIR([src/config/stds.h])
 
 AC_CONFIG_HEADERS([src/config/afsconfig.h])
-MACOS_VERSION=1.8.10
+MACOS_VERSION=1.8.11fc1
 
 AC_SUBST([MACOS_VERSION])
 
diff --git a/src/config/NTMakefile.amd64_w2k b/src/config/NTMakefile.amd64_w2k
index bd279b7a87..aa4c1925c7 100644
--- a/src/config/NTMakefile.amd64_w2k
+++ b/src/config/NTMakefile.amd64_w2k
@@ -88,7 +88,7 @@ AFSPRODUCT_VER_MAJOR=1
 AFSPRODUCT_VER_MINOR=8
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_PATCH)
-AFSPRODUCT_VER_PATCH=1001
+AFSPRODUCT_VER_PATCH=1100
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_BUILD)
 AFSPRODUCT_VER_BUILD=0
diff --git a/src/config/NTMakefile.i386_nt40 b/src/config/NTMakefile.i386_nt40
index de3a7282b1..4bd75daea3 100644
--- a/src/config/NTMakefile.i386_nt40
+++ b/src/config/NTMakefile.i386_nt40
@@ -88,7 +88,7 @@ AFSPRODUCT_VER_MAJOR=1
 AFSPRODUCT_VER_MINOR=8
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_PATCH)
-AFSPRODUCT_VER_PATCH=1001
+AFSPRODUCT_VER_PATCH=1100
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_BUILD)
 AFSPRODUCT_VER_BUILD=0
diff --git a/src/config/NTMakefile.i386_w2k b/src/config/NTMakefile.i386_w2k
index 24d8f1478a..6fa27f330f 100644
--- a/src/config/NTMakefile.i386_w2k
+++ b/src/config/NTMakefile.i386_w2k
@@ -92,7 +92,7 @@ AFSPRODUCT_VER_MAJOR=1
 AFSPRODUCT_VER_MINOR=8
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_PATCH)
-AFSPRODUCT_VER_PATCH=1001
+AFSPRODUCT_VER_PATCH=1100
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_BUILD)
 AFSPRODUCT_VER_BUILD=0