Index: ps/trunk/build/premake/premake5.lua
===================================================================
--- ps/trunk/build/premake/premake5.lua
+++ ps/trunk/build/premake/premake5.lua
@@ -6,7 +6,7 @@
 newoption { trigger = "jenkins-tests", description = "Configure CxxTest to use the XmlPrinter runner which produces Jenkins-compatible output" }
 newoption { trigger = "minimal-flags", description = "Only set compiler/linker flags that are really needed. Has no effect on Windows builds" }
 newoption { trigger = "outpath", description = "Location for generated project files" }
-newoption { trigger = "with-system-mozjs38", description = "Search standard paths for libmozjs38, instead of using bundled copy" }
+newoption { trigger = "with-system-mozjs45", description = "Search standard paths for libmozjs45, instead of using bundled copy" }
 newoption { trigger = "with-system-nvtt", description = "Search standard paths for nvidia-texture-tools library, instead of using bundled copy" }
 newoption { trigger = "without-audio", description = "Disable use of OpenAL/Ogg/Vorbis APIs" }
 newoption { trigger = "without-lobby", description = "Disable the use of gloox and the multiplayer lobby" }
Index: ps/trunk/build/workspaces/update-workspaces.sh
===================================================================
--- ps/trunk/build/workspaces/update-workspaces.sh
+++ ps/trunk/build/workspaces/update-workspaces.sh
@@ -40,7 +40,7 @@
 
 without_nvtt=false
 with_system_nvtt=false
-with_system_mozjs38=false
+with_system_mozjs45=false
 enable_atlas=true
 
 for i in "$@"
@@ -48,7 +48,7 @@
   case $i in
     --without-nvtt ) without_nvtt=true; premake_args="${premake_args} --without-nvtt" ;;
     --with-system-nvtt ) with_system_nvtt=true; premake_args="${premake_args} --with-system-nvtt" ;;
-    --with-system-mozjs38 ) with_system_mozjs38=true; premake_args="${premake_args} --with-system-mozjs38" ;;
+    --with-system-mozjs45 ) with_system_mozjs45=true; premake_args="${premake_args} --with-system-mozjs45" ;;
     --enable-atlas ) enable_atlas=true ;;
     --disable-atlas ) enable_atlas=false ;;
     -j* ) JOBS=$i ;;
@@ -85,7 +85,7 @@
   # Build/update bundled external libraries
   (cd ../../libraries/source/fcollada/src && ${MAKE} ${JOBS}) || die "FCollada build failed"
   echo
-  if [ "$with_system_mozjs38" = "false" ]; then
+  if [ "$with_system_mozjs45" = "false" ]; then
     (cd ../../libraries/source/spidermonkey && MAKE=${MAKE} JOBS=${JOBS} ./build.sh) || die "SpiderMonkey build failed"
   fi
   echo