diff --git a/configure-libafs.ac b/configure-libafs.ac
index 7b98005324..fa90984a4c 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_HEADER([src/config/afsconfig.h])
-MACOS_VERSION=1.8.7
+MACOS_VERSION=1.8.8fc1
 
 AC_SUBST([MACOS_VERSION])
 
diff --git a/configure.ac b/configure.ac
index fe60263fd3..01a1d65e86 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_HEADER([src/config/afsconfig.h])
-MACOS_VERSION=1.8.7
+MACOS_VERSION=1.8.8fc1
 
 AC_SUBST([MACOS_VERSION])
 
diff --git a/src/config/NTMakefile.amd64_w2k b/src/config/NTMakefile.amd64_w2k
index a129d833e8..521eb2e5ea 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=0700
+AFSPRODUCT_VER_PATCH=0800
 !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 6c56ca2c8c..657f4bf655 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=0700
+AFSPRODUCT_VER_PATCH=0800
 !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 cb3df25bc3..3948e51e06 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=0700
+AFSPRODUCT_VER_PATCH=0800
 !ENDIF
 !IF !DEFINED(AFSPRODUCT_VER_BUILD)
 AFSPRODUCT_VER_BUILD=0