diff --git a/appveyor.yml b/appveyor.yml
index fbb505c1..ff402911 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -10,13 +10,18 @@ environment:
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
       PAHO_WINDOWS_BUILD_BIT: x64
       OPENSSL_ROOT_DIR: "C:/OpenSSL-Win64"
-      PAHO_BUILD_STATIC: TRUE
+      PAHO_BUILD_STATIC: FALSE
       PAHO_BUILD_SHARED: TRUE
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      PAHO_WINDOWS_BUILD_BIT: x64
+      OPENSSL_ROOT_DIR: "C:/OpenSSL-Win64"
+      PAHO_BUILD_STATIC: TRUE
+      PAHO_BUILD_SHARED: FALSE
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
       PAHO_WINDOWS_BUILD_BIT: x64
       OPENSSL_ROOT_DIR: "C:/OpenSSL-v111-Win64"
-      PAHO_BUILD_STATIC: TRUE
-      PAHO_BUILD_SHARED: FALSE
+      PAHO_BUILD_STATIC: FALSE
+      PAHO_BUILD_SHARED: TRUE
     
 configuration: Debug
 install: