diff --git a/conanfile.py b/conanfile.py
index 4983272..98136b2 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -15,10 +15,10 @@ class Sauerbraten(ConanFile):
 
     def requirements(self):
         self.requires("enet/1.3.17")
-        self.requires("sdl/[>=2.28 <3]")
-        self.requires("sdl_image/[>=2.6 <3]")
-        self.requires("sdl_mixer/[>=2.0 <3]")
-        self.requires("zlib/1.3")
+        self.requires("sdl/[>=2.28 <3]", force=True)
+        self.requires("sdl_image/[>=2.6 <3]", force=True)
+        self.requires("sdl_mixer/[>=2.0 <3]", force=True)
+        self.requires("zlib/[>=1.2.13 <1.4]", force=True)
 
     def tool_requirements(self):
         self.requires("cmake/[>=3.28 <3]")