diff --git a/contrib/deb/generate.sh b/contrib/deb/generate.sh
index 9d5064bd..f99d8348 100644
--- a/contrib/deb/generate.sh
+++ b/contrib/deb/generate.sh
@@ -7,7 +7,7 @@
 if [ `pwd` != `git rev-parse --show-toplevel` ]
 then
   echo "You should run this script from the top-level directory of the git repo"
-  exit -1
+  exit 1
 fi
 
 PKGBRANCH=$(basename `git name-rev --name-only HEAD`)
@@ -29,7 +29,7 @@ elif [ $PKGARCH = "armhf" ]; then GOARCH=arm GOOS=linux GOARM=7 ./build
 elif [ $PKGARCH = "arm64" ]; then GOARCH=arm64 GOOS=linux ./build
 else
   echo "Specify PKGARCH=amd64,i386,mips,mipsel,armhf,arm64"
-  exit -1
+  exit 1
 fi
 
 echo "Building $PKGFILE"
diff --git a/contrib/semver/name.sh b/contrib/semver/name.sh
index 9cab7e96..935cc750 100644
--- a/contrib/semver/name.sh
+++ b/contrib/semver/name.sh
@@ -6,7 +6,7 @@ BRANCH=$(git symbolic-ref --short HEAD 2>/dev/null)
 # Complain if the git history is not available
 if [ $? != 0 ]; then
   printf "unknown"
-  exit -1
+  exit 1
 fi
 
 # Remove "/" characters from the branch name if present
diff --git a/contrib/semver/version.sh b/contrib/semver/version.sh
index f7769a34..143bd906 100644
--- a/contrib/semver/version.sh
+++ b/contrib/semver/version.sh
@@ -19,11 +19,11 @@ if [ $? != 0 ]; then
   # Complain if the git history is not available
   if [ $? != 0 ]; then
     printf 'unknown'
-    exit -1
+    exit 1
   fi
 
   printf 'v0.0.%d' "$PATCH"
-  exit -1
+  exit 1
 fi
 
 # Get the number of merges on the current branch since the last tag