diff --git a/src/cargo.rs b/src/cargo.rs
index 8b97093..b80d094 100644
--- a/src/cargo.rs
+++ b/src/cargo.rs
@@ -76,6 +76,7 @@ pub fn config(opt_path: &Option<PathBuf>) -> Result<CargoConfig> {
 }
 
 #[cfg(test)]
+#[cfg(not(target_os = "windows"))]
 mod tests {
 
     use crate::cargo::*;
diff --git a/src/core.rs b/src/core.rs
index 0150232..e3a2dae 100644
--- a/src/core.rs
+++ b/src/core.rs
@@ -22,6 +22,7 @@ pub fn hash(input: &str) -> u64 {
 }
 
 #[cfg(test)]
+#[cfg(not(target_os = "windows"))]
 mod tests {
 
     use crate::core::*;