diff --git a/Misc/swiftshell b/Misc/swiftshell
index 5a9fa10..6b7e4f4 100755
--- a/Misc/swiftshell
+++ b/Misc/swiftshell
@@ -6,7 +6,7 @@
 
 # The folders where Swift can find the frameworks it imports as modules.
 # SwiftShell.framework must be in one of these.
-FRAMEWORKS_PATH=$DYLD_FRAMEWORK_PATH:~/Library/Frameworks:/Library/Frameworks
+FRAMEWORKS_PATH=$SWIFTSHELL_FRAMEWORK_PATH:~/Library/Frameworks:/Library/Frameworks
 
 # Add a : to the beginning if not already there
 if [[ $FRAMEWORKS_PATH != :* ]] 
diff --git a/README.md b/README.md
index b5a486d..91e33e9 100644
--- a/README.md
+++ b/README.md
@@ -113,7 +113,7 @@ Launch with e.g. `ls | print_linenumbers.swift`
 - Copy/link `Misc/swiftshell` to your bin folder or anywhere in your PATH.
 - To install the framework itself, either:
   - run `xcodebuild install` from the project's root folder. This will install the SwiftShell framework in ~/Library/Frameworks.
-  - _or_ run `xcodebuild` and copy the resulting framework from the build folder to your library folder of choice. If that is not "~/Library/Frameworks", "/Library/Frameworks" or a folder mentioned in the $DYLD_FRAMEWORK_PATH environment variable then you need to add your folder to $DYLD_FRAMEWORK_PATH.
+  - _or_ run `xcodebuild` and copy the resulting framework from the build folder to your library folder of choice. If that is not "~/Library/Frameworks", "/Library/Frameworks" or a folder mentioned in the $SWIFTSHELL_FRAMEWORK_PATH environment variable then you need to add your folder to $SWIFTSHELL_FRAMEWORK_PATH.
 
 ## License
 
diff --git a/SwiftShellTests/Scripts/runtests.bash b/SwiftShellTests/Scripts/runtests.bash
index 3ae3dca..500dbba 100755
--- a/SwiftShellTests/Scripts/runtests.bash
+++ b/SwiftShellTests/Scripts/runtests.bash
@@ -12,7 +12,7 @@ if [ $? -ne 0 ]; then
 fi
 
 # Make sure the swiftshell script will use the newly built framework.
-export DYLD_FRAMEWORK_PATH=$PROJECT_ROOT/build/Release/
+export SWIFTSHELL_FRAMEWORK_PATH=$PROJECT_ROOT/build/Release/
 
 # Import the unit testing script.
 . assert.sh