diff --git a/gcc/f/version.c b/gcc/f/version.c
index f3edaad7ff5..876ddee303b 100644
--- a/gcc/f/version.c
+++ b/gcc/f/version.c
@@ -1 +1 @@
-const char *ffe_version_string = "0.5.25 19991030 (experimental)";
+const char *ffe_version_string = "0.5.25 19991031 (experimental)";
diff --git a/gcc/version.c b/gcc/version.c
index 1c831fb97e7..40bf3662a81 100644
--- a/gcc/version.c
+++ b/gcc/version.c
@@ -1 +1 @@
-char *version_string = "2.96 19991030 (experimental)";
+char *version_string = "2.96 19991031 (experimental)";
diff --git a/libf2c/libF77/Version.c b/libf2c/libF77/Version.c
index 1052ffb6f0b..071ed64580e 100644
--- a/libf2c/libF77/Version.c
+++ b/libf2c/libF77/Version.c
@@ -3,7 +3,7 @@ static char junk[] = "\n@(#)LIBF77 VERSION 19990503\n";
 /*
 */
 
-char __G77_LIBF77_VERSION__[] = "0.5.25 19991030 (prerelease)";
+char __G77_LIBF77_VERSION__[] = "0.5.25 19991031 (prerelease)";
 
 /*
 2.00	11 June 1980.  File version.c added to library.
diff --git a/libf2c/libI77/Version.c b/libf2c/libI77/Version.c
index 8fba6af3b27..d9a82c6cfaa 100644
--- a/libf2c/libI77/Version.c
+++ b/libf2c/libI77/Version.c
@@ -3,7 +3,7 @@ static char junk[] = "\n@(#) LIBI77 VERSION pjw,dmg-mods 19990627\n";
 /*
 */
 
-char __G77_LIBI77_VERSION__[] = "0.5.25 19991030 (prerelease)";
+char __G77_LIBI77_VERSION__[] = "0.5.25 19991031 (prerelease)";
 
 /*
 2.01	$ format added
diff --git a/libf2c/libU77/Version.c b/libf2c/libU77/Version.c
index 6cbd0ba166c..45a79e7ecf9 100644
--- a/libf2c/libU77/Version.c
+++ b/libf2c/libU77/Version.c
@@ -1,6 +1,6 @@
 static char junk[] = "\n@(#) LIBU77 VERSION 19980709\n";
 
-char __G77_LIBU77_VERSION__[] = "0.5.25 19991030 (prerelease)";
+char __G77_LIBU77_VERSION__[] = "0.5.25 19991031 (prerelease)";
 
 #include <stdio.h>