diff --git a/src/tclspice.c b/src/tclspice.c
index 5f2755579..ddf07890a 100644
--- a/src/tclspice.c
+++ b/src/tclspice.c
@@ -15,7 +15,7 @@
 #define TCLSPICE_prefix  "spice::"
 #define TCLSPICE_namespace "spice"
 #ifdef _MSC_VER
-#define TCLSPICE_version "18.1"
+#define TCLSPICE_version "25.1"
 #define STDIN_FILENO    0
 #define STDOUT_FILENO   1
 #define STDERR_FILENO   2
diff --git a/tests/bin/ngspice.pm b/tests/bin/ngspice.pm
index 0bcf37ac3..d27cb2ccb 100644
--- a/tests/bin/ngspice.pm
+++ b/tests/bin/ngspice.pm
@@ -14,7 +14,7 @@ $netlistFile="ngspiceCkt";
 use strict;
 
 sub version {
-    return("24"); # the version only seems to be printed in interactive mode
+    return("25"); # the version only seems to be printed in interactive mode
 }
 
 sub runNoiseTest {
diff --git a/visualc/include/ngspice/config.h b/visualc/include/ngspice/config.h
index af0b6f11e..516c891c6 100644
--- a/visualc/include/ngspice/config.h
+++ b/visualc/include/ngspice/config.h
@@ -1,6 +1,6 @@
 /* config.h.  Adoted from config which was generated by configure using MSYS and MINGW.  */
 /* Special consideration have been given to MS Visual Studio 2008 requirements.  */
-/* HVo Dec. 2008, Nov. 2009 */
+/* HVo Dec. 2012 */
 
 /* Support for Verilog-A(MS) models */
 /* #undef ADMS */
@@ -472,13 +472,13 @@
 #define PACKAGE_NAME "ngspice"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "ngspice 24"
+#define PACKAGE_STRING "ngspice 25"
 
 /* Define to the one symbol short name of this package. */
 #define PACKAGE_TARNAME "ngspice"
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "24"
+#define PACKAGE_VERSION "25"
 
 /* Define if we want predictor algorithm */
 /* #undef PREDICTOR */
@@ -533,7 +533,7 @@
 /* #undef TM_IN_SYS_TIME */
 
 /* Version number of package */
-#define VERSION "24"
+#define VERSION "25"
 
 /* Define if we want spice2 sensitivity analysis */
 /* #undef WANT_SENSE2 */