diff --git a/com.oracle.truffle.r.release/src/R_legacy b/com.oracle.truffle.r.release/src/R_legacy
index 0022bda1314930a188f9c55d2aa83eb8860308e0..e26c7151e01ec416b53152e906abdd02284793b0 100755
--- a/com.oracle.truffle.r.release/src/R_legacy
+++ b/com.oracle.truffle.r.release/src/R_legacy
@@ -44,4 +44,4 @@ done
 
 # we can invoke FastR directly, but we do have to set R_HOME
 export R_HOME="$JRE/languages/R"
-exec "$JAVA_HOME/bin/java" -cp "$GRAALVMCP" -noverify -Dgraal.TruffleCompilationThreshold=10000 -Dgraal.TruffleCompilerThreads=2 -Xmx8g "${JAVA_ARGS[@]}" com.oracle.graalvm.launcher.LegacyLauncher com.oracle.truffle.r.launcher.RCommand "${PROGRAM_ARGS[@]}"
+exec "$JAVA_HOME/bin/java" -cp "$GRAALVMCP" -noverify -Dgraal.TruffleCompilationThreshold=10000 -Dgraal.TruffleCompilerThreads=2 -Xmx8g "${JAVA_ARGS[@]}" com.oracle.truffle.r.launcher.LegacyLauncher com.oracle.truffle.r.launcher.RCommand "${PROGRAM_ARGS[@]}"
diff --git a/com.oracle.truffle.r.release/src/Rscript_legacy b/com.oracle.truffle.r.release/src/Rscript_legacy
index bf3213e47830c996fb234eca034d0a2f8160afb9..3f088fad5007258dbd8250e089e35b0c258cbbd9 100755
--- a/com.oracle.truffle.r.release/src/Rscript_legacy
+++ b/com.oracle.truffle.r.release/src/Rscript_legacy
@@ -44,4 +44,4 @@ done
 
 # we can invoke FastR directly, but we do have to set R_HOME
 export R_HOME="$JRE/languages/R"
-exec "$JAVA_HOME/bin/java" -cp "$GRAALVMCP" -noverify -Dgraal.TruffleCompilationThreshold=10000 -Dgraal.TruffleCompilerThreads=2 -Xmx4g "${JAVA_ARGS[@]}" com.oracle.graalvm.launcher.LegacyLauncher com.oracle.truffle.r.launcher.RscriptCommand "${PROGRAM_ARGS[@]}"
+exec "$JAVA_HOME/bin/java" -cp "$GRAALVMCP" -noverify -Dgraal.TruffleCompilationThreshold=10000 -Dgraal.TruffleCompilerThreads=2 -Xmx4g "${JAVA_ARGS[@]}" com.oracle.truffle.r.launcher.LegacyLauncher com.oracle.truffle.r.launcher.RscriptCommand "${PROGRAM_ARGS[@]}"