diff --git a/Project.toml b/Project.toml
index ab008af9..b21b8365 100644
--- a/Project.toml
+++ b/Project.toml
@@ -6,10 +6,12 @@ version = "0.1.0"
 CEnum = "fa961155-64e5-5f13-b03f-caf6b980ea82"
 Libdl = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
 MLIR_jll = "a70bccb4-a5c0-5e2e-a329-e731972457e8"
+Preferences = "21216c6a-2e73-6563-6e65-726566657250"
 ScopedValues = "7e506255-f358-4e82-b7e4-beb19740aa63"
 
 [compat]
 CEnum = "0.4"
 MLIR_jll = "14,15,16"
+Preferences = "1"
 ScopedValues = "1"
 julia = "1.9"
diff --git a/src/MLIR.jl b/src/MLIR.jl
index 894120d9..d11dd789 100644
--- a/src/MLIR.jl
+++ b/src/MLIR.jl
@@ -1,10 +1,11 @@
 module MLIR
 
+using Preferences
 using ScopedValues
 import MLIR_jll
 
-const MLIR_VERSION = ScopedValue(Base.libllvm_version)
-const MLIR_C_PATH = ScopedValue(MLIR_jll.mlir_c)
+const MLIR_VERSION = ScopedValue(VersionNumber(@load_preference("MLIR_VERSION", Base.libllvm_version_string)))
+const MLIR_C_PATH = ScopedValue(@load_preference("MLIR_C_PATH", MLIR_jll.mlir_c))
 
 struct MLIRException <: Exception
     msg::String