diff --git a/windows-jni-utils/src/main/java/coursier/jniutils/CString.java b/windows-jni-utils/src/main/java/coursier/jniutils/CString.java
index 84ff7e5..9a93fe9 100644
--- a/windows-jni-utils/src/main/java/coursier/jniutils/CString.java
+++ b/windows-jni-utils/src/main/java/coursier/jniutils/CString.java
@@ -14,7 +14,7 @@ public static String fromC(byte[] data) {
         }
         byte[] data0 = data;
         if (remove > 0)
-            data0 = Arrays.copyOf(data, data.length - 1);
+            data0 = Arrays.copyOf(data, data.length - remove);
         return new String(data0, Charset.defaultCharset());
     }