diff --git a/unirest-bdd-tests/src/test/java/BehaviorTests/MultiPartFormPostingTest.java b/unirest-bdd-tests/src/test/java/BehaviorTests/MultiPartFormPostingTest.java
index 3fb0539f..88cfced2 100644
--- a/unirest-bdd-tests/src/test/java/BehaviorTests/MultiPartFormPostingTest.java
+++ b/unirest-bdd-tests/src/test/java/BehaviorTests/MultiPartFormPostingTest.java
@@ -492,4 +492,23 @@ void settingTheBoundary() {
                 });
 
     }
+
+    @Test
+    void overridingForcingMultiTypeOverridesHeader(){
+        Unirest.config()
+                .setDefaultHeader("Accept", "application/json")
+                .setDefaultHeader("Content-Type", "application/json")
+                .setDefaultHeader("Authorization", "Bearer xxx-abc-123");
+
+        Unirest.post(MockServer.POST)
+                .basicAuth("username", "password")
+                .multiPartContent()
+                .field("username", "xxx")
+                .field("token", "abc")
+                .field("grant_type", "password")
+                .asObject(RequestCapture.class)
+                .getBody()
+                .assertHeaderSize("Content-Type", 1)
+                .assertMultiPartContentType();
+    }
 }
diff --git a/unirest/src/main/java/kong/unirest/core/Headers.java b/unirest/src/main/java/kong/unirest/core/Headers.java
index 8287f810..f9c48df2 100644
--- a/unirest/src/main/java/kong/unirest/core/Headers.java
+++ b/unirest/src/main/java/kong/unirest/core/Headers.java
@@ -73,7 +73,11 @@ public void replace(String name, String value) {
         add(name, value);
     }
 
-    private void remove(String name) {
+    /**
+     * Remove a header by name
+     * @param name the name of the header
+     */
+    public void remove(String name) {
         headers.removeIf(h -> isName(h, name));
     }
 
diff --git a/unirest/src/main/java/kong/unirest/core/HttpRequestMultiPart.java b/unirest/src/main/java/kong/unirest/core/HttpRequestMultiPart.java
index d8387e7e..5df74ba8 100644
--- a/unirest/src/main/java/kong/unirest/core/HttpRequestMultiPart.java
+++ b/unirest/src/main/java/kong/unirest/core/HttpRequestMultiPart.java
@@ -231,6 +231,7 @@ public ProgressMonitor getMonitor() {
 
     MultipartBody forceMultiPart(boolean value) {
         forceMulti = value;
+        headers.remove("Content-Type");
         return this;
     }
 }