diff --git a/symmetric-wrapper/src/main/java/org/jumpmind/symmetric/wrapper/WrapperService.java b/symmetric-wrapper/src/main/java/org/jumpmind/symmetric/wrapper/WrapperService.java
index 20d420a753..557f7acdca 100644
--- a/symmetric-wrapper/src/main/java/org/jumpmind/symmetric/wrapper/WrapperService.java
+++ b/symmetric-wrapper/src/main/java/org/jumpmind/symmetric/wrapper/WrapperService.java
@@ -360,7 +360,11 @@ protected ArrayList<String> getWrapperCommand(String arg, boolean isQuotedArgume
         ArrayList<String> cmd = new ArrayList<String>();
         String quote = isQuotedArguments ? getWrapperCommandQuote() : "";
         cmd.add(quote + config.getJavaCommand() + quote);
-        cmd.add("-Djava.io.tmpdir=" + quote + System.getProperty("java.io.tmpdir") + quote);
+        String tmpDir = System.getProperty("java.io.tmpdir");
+        if (tmpDir != null && tmpDir.endsWith("\\")) {
+            tmpDir = tmpDir.substring(0, tmpDir.length() - 1);
+        }
+        cmd.add("-Djava.io.tmpdir=" + quote + tmpDir + quote);
         cmd.add("-jar");
         cmd.add(quote + config.getWrapperJarPath() + quote);
         cmd.add(arg);