diff --git a/docs/source/install.md b/docs/source/install.md
index 79f4ff293c7..a2e66c30690 100644
--- a/docs/source/install.md
+++ b/docs/source/install.md
@@ -43,7 +43,7 @@ Run the script with the `-h` option to see the options:
 ./install-fabric.sh -h
 Usage: ./install-fabric.sh [-f|--fabric-version <arg>] [-c|--ca-version <arg>] <comp-1> [<comp-2>] ... [<comp-n>] ...
         <comp>: Component to install one or more of  d[ocker]|b[inary]|s[amples]. If none specified, all will be installed
-        -f, --fabric-version: FabricVersion (default: '2.5.16')
+        -f, --fabric-version: FabricVersion (default: '3.1.5')
         -c, --ca-version: Fabric CA Version (default: '1.5.17')
 ```
 
diff --git a/scripts/bootstrap.sh b/scripts/bootstrap.sh
index bd1406758ce..eecce797904 100755
--- a/scripts/bootstrap.sh
+++ b/scripts/bootstrap.sh
@@ -6,7 +6,7 @@
 #
 
 # if version not passed in, default to latest released version
-VERSION=2.5.16
+VERSION=3.1.5
 # if ca version not passed in, default to latest released version
 CA_VERSION=1.5.17
 
diff --git a/scripts/install-fabric.sh b/scripts/install-fabric.sh
index 0ec32fa5113..b864c8d728d 100755
--- a/scripts/install-fabric.sh
+++ b/scripts/install-fabric.sh
@@ -21,7 +21,7 @@ _arg_comp=('' )
 
 # if version not passed in, default to latest released version
 # if ca version not passed in, default to latest released version
-_arg_fabric_version="2.5.16"
+_arg_fabric_version="3.1.5"
 _arg_ca_version="1.5.17"
 
 OS=$(uname -s|tr '[:upper:]' '[:lower:]'|sed 's/mingw64_nt.*/windows/')
@@ -56,7 +56,7 @@ print_help()
 {
 	printf 'Usage: %s [-f|--fabric-version <arg>] [-c|--ca-version <arg>] <comp-1> [<comp-2>] ... [<comp-n>] ...\n' "$0"
 	printf '\t%s\n' "<comp> Component to install, one or more of  docker | binary | samples | podman  First letter of component also accepted; If none specified docker | binary | samples is assumed"
-	printf '\t%s\n' "-f, --fabric-version: FabricVersion (default: '2.5.16')"
+	printf '\t%s\n' "-f, --fabric-version: FabricVersion (default: '3.1.5')"
 	printf '\t%s\n' "-c, --ca-version: Fabric CA Version (default: '1.5.17')"
 }