diff --git a/conanfile.py b/conanfile.py
index 38562ff..178e6d7 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -6,7 +6,7 @@
 
 class IOMgrConan(ConanFile):
     name = "iomgr"
-    version = "11.2.2"
+    version = "11.3.1"
 
     homepage = "https://github.com/eBay/IOManager"
     description = "Asynchronous event manager"
@@ -55,7 +55,7 @@ def build_requirements(self):
         self.build_requires("cpr/1.10.4")
 
     def requirements(self):
-        self.requires("sisl/[~=12, include_prerelease=True]@oss/master")
+        self.requires("sisl/[~12.2, include_prerelease=True]@oss/master")
         if self.options.grpc_support:
             self.requires("grpc/[>=1.50]")
         self.requires("liburing/2.4")