diff --git a/crypto/src/test/java/org/springframework/security/crypto/encrypt/KeyStoreKeyFactoryTests.java b/crypto/src/test/java/org/springframework/security/crypto/encrypt/KeyStoreKeyFactoryTests.java
index 216b99f306..79868264db 100644
--- a/crypto/src/test/java/org/springframework/security/crypto/encrypt/KeyStoreKeyFactoryTests.java
+++ b/crypto/src/test/java/org/springframework/security/crypto/encrypt/KeyStoreKeyFactoryTests.java
@@ -17,6 +17,8 @@
 package org.springframework.security.crypto.encrypt;
 
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.DisabledOnOs;
+import org.junit.jupiter.api.condition.OS;
 
 import org.springframework.core.io.ClassPathResource;
 
@@ -26,6 +28,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  * @author Dave Syer
  *
  */
+@DisabledOnOs(OS.WINDOWS)
 public class KeyStoreKeyFactoryTests {
 
 	@Test
diff --git a/crypto/src/test/java/org/springframework/security/crypto/encrypt/RsaKeyHelperTests.java b/crypto/src/test/java/org/springframework/security/crypto/encrypt/RsaKeyHelperTests.java
index 2b668d8177..593681fe1e 100644
--- a/crypto/src/test/java/org/springframework/security/crypto/encrypt/RsaKeyHelperTests.java
+++ b/crypto/src/test/java/org/springframework/security/crypto/encrypt/RsaKeyHelperTests.java
@@ -20,12 +20,15 @@ import java.nio.charset.StandardCharsets;
 import java.security.KeyPair;
 
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.DisabledOnOs;
+import org.junit.jupiter.api.condition.OS;
 
 import org.springframework.core.io.ClassPathResource;
 import org.springframework.util.StreamUtils;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
+@DisabledOnOs(OS.WINDOWS)
 public class RsaKeyHelperTests {
 
 	@Test