diff --git a/cab-token-generator/pom.xml b/cab-token-generator/pom.xml
index 4153463af..8f1c85d1b 100644
--- a/cab-token-generator/pom.xml
+++ b/cab-token-generator/pom.xml
@@ -55,6 +55,8 @@
       <artifactId>mockito-core</artifactId>
       <version>4.11.0</version>
       <scope>test</scope>
+    </dependency>
+    <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
     </dependency>
diff --git a/oauth2_http/javatests/com/google/auth/oauth2/MockStsTransport.java b/oauth2_http/javatests/com/google/auth/oauth2/MockStsTransport.java
index c0b80450b..f3dd4f38c 100644
--- a/oauth2_http/javatests/com/google/auth/oauth2/MockStsTransport.java
+++ b/oauth2_http/javatests/com/google/auth/oauth2/MockStsTransport.java
@@ -90,6 +90,7 @@ public void addScopeSequence(List<String> scopes) {
 
   @Override
   public LowLevelHttpRequest buildRequest(final String method, final String url) {
+    requestCount++;
     this.request =
         new MockLowLevelHttpRequest(url) {
           @Override
@@ -188,4 +189,8 @@ public void setReturnExpiresIn(boolean returnExpiresIn) {
   public void setReturnAccessBoundarySessionKey(boolean returnAccessBoundarySessionKey) {
     this.returnAccessBoundarySessionKey = returnAccessBoundarySessionKey;
   }
+
+  public int getRequestCount() {
+    return requestCount;
+  }
 }