diff --git a/etc/taskcluster/decision_task.py b/etc/taskcluster/decision_task.py
index 0d3a4fbe174..575cf841e5b 100644
--- a/etc/taskcluster/decision_task.py
+++ b/etc/taskcluster/decision_task.py
@@ -354,9 +354,8 @@ def windows_unit(cached=True):
 
             "mach build --dev",
 
-            # https://github.com/servo/servo/issues/25961
-            #"mach test-unit",
-            #"mach smoketest --angle",
+            "mach test-unit",
+            "mach smoketest --angle",
 
             "mach package --dev",
             "mach build --dev --libsimpleservo",
diff --git a/python/servo/build_commands.py b/python/servo/build_commands.py
index 7233114af67..6567136c515 100644
--- a/python/servo/build_commands.py
+++ b/python/servo/build_commands.py
@@ -675,11 +675,12 @@ class MachCommands(CommandBase):
                 if not dev and not libsimpleservo:
                     call(["editbin", "/nologo", "/subsystem:windows", path.join(servo_exe_dir, "servo.exe")],
                          verbose=verbose)
-                # on msvc, we need to copy in some DLLs in to the servo.exe dir
+                # on msvc, we need to copy in some DLLs in to the servo.exe dir and the directory for unit tests.
                 for ssl_lib in ["libssl.dll", "libcrypto.dll"]:
-                    shutil.copy(path.join(env['OPENSSL_LIB_DIR'], "../bin", ssl_lib),
-                                servo_exe_dir)
-                # Search for the generated nspr4.dll
+                    ssl_path = path.join(env['OPENSSL_LIB_DIR'], "../bin", ssl_lib)
+                    shutil.copy(ssl_path, servo_exe_dir)
+                    shutil.copy(ssl_path, path.join(servo_exe_dir, "deps"))
+
                 build_path = path.join(servo_exe_dir, "build")
                 assert os.path.exists(build_path)