diff --git a/slsDetectorSoftware/commonFiles/versionAPI.h b/slsDetectorSoftware/commonFiles/versionAPI.h
new file mode 100644
index 000000000..d9a7620b1
--- /dev/null
+++ b/slsDetectorSoftware/commonFiles/versionAPI.h
@@ -0,0 +1,5 @@
+/** API versions */
+#define APIRECEIVER 0x20170101
+#define APIEIGER 0x20170101
+#define APIJUNGFRAU 0x20170101
+#define APIGOTTHARD 0x20170101
diff --git a/slsDetectorSoftware/eigerDetectorServer/updateAPIVersion.sh b/slsDetectorSoftware/eigerDetectorServer/updateAPIVersion.sh
new file mode 100755
index 000000000..2dbea8493
--- /dev/null
+++ b/slsDetectorSoftware/eigerDetectorServer/updateAPIVersion.sh
@@ -0,0 +1,7 @@
+SRCFILE=gitInfoEiger.h
+DSTFILE=../commonFiles/versionAPI.h
+
+SRCPATTERN=GITDATE
+DSTPATTERN=APIEIGER
+
+awk -v a="$SRCFILE" -v b="$DSTFILE" -v c="$SRCPATTERN" -v d="$DSTPATTERN" 'FNR==NR&&$2==c{x=$3} NR!=FNR{if($2==d){$3=x}print > b}' $SRCFILE $DSTFILE
\ No newline at end of file
diff --git a/slsDetectorSoftware/gotthardDetectorServer/updateAPIVersion.sh b/slsDetectorSoftware/gotthardDetectorServer/updateAPIVersion.sh
new file mode 100755
index 000000000..3d1b12d3a
--- /dev/null
+++ b/slsDetectorSoftware/gotthardDetectorServer/updateAPIVersion.sh
@@ -0,0 +1,7 @@
+SRCFILE=gitInfoGotthard.h
+DSTFILE=../commonFiles/versionAPI.h
+
+SRCPATTERN=GITDATE
+DSTPATTERN=APIGOTTHARD
+
+awk -v a="$SRCFILE" -v b="$DSTFILE" -v c="$SRCPATTERN" -v d="$DSTPATTERN" 'FNR==NR&&$2==c{x=$3} NR!=FNR{if($2==d){$3=x}print > b}' $SRCFILE $DSTFILE
\ No newline at end of file
diff --git a/slsDetectorSoftware/jungfrauDetectorServer/updateAPIVersion.sh b/slsDetectorSoftware/jungfrauDetectorServer/updateAPIVersion.sh
new file mode 100755
index 000000000..b671637c6
--- /dev/null
+++ b/slsDetectorSoftware/jungfrauDetectorServer/updateAPIVersion.sh
@@ -0,0 +1,7 @@
+SRCFILE=gitInfoJungfrau.h
+DSTFILE=../commonFiles/versionAPI.h
+
+SRCPATTERN=GITDATE
+DSTPATTERN=APIJUNGFRAU
+
+awk -v a="$SRCFILE" -v b="$DSTFILE" -v c="$SRCPATTERN" -v d="$DSTPATTERN" 'FNR==NR&&$2==c{x=$3} NR!=FNR{if($2==d){$3=x}print > b}' $SRCFILE $DSTFILE
\ No newline at end of file