diff --git a/src/assertions.rs b/src/assertions.rs
index f33b31d..2cd6989 100644
--- a/src/assertions.rs
+++ b/src/assertions.rs
@@ -288,6 +288,9 @@ impl std::fmt::Display for Git {
 
 impl AssertionType for Git {
     fn status(&self) -> Result<Status> {
+        // First, ensure git binary is available
+        Utils::assert_bin("git")?;
+
         let dir_path = Path::new(&self.dir);
 
         // Check if directory exists
@@ -341,6 +344,9 @@ impl AssertionType for Git {
     }
 
     fn install(&self) -> Result<()> {
+        // Ensure git binary is available before attempting clone
+        Utils::assert_bin("git")?;
+
         let (_output, exit_code) = Utils::sh(
             "git",
             &[
diff --git a/src/lib.rs b/src/lib.rs
index e3c1930..08a4294 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,3 @@
 pub mod assertions;
 pub mod errors;
 pub mod utils;
-
diff --git a/src/main.rs b/src/main.rs
index c775b00..cc2c7c6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,8 +3,8 @@ mod errors;
 mod utils;
 
 use assertions::{
-    AssertionType, AssertionTypeFactory, Debug, Directory, Git, LuaAssertion, LuaAssertionType, Status,
-    Symlink, TypedFactory,
+    AssertionType, AssertionTypeFactory, Debug, Directory, Git, LuaAssertion, LuaAssertionType,
+    Status, Symlink, TypedFactory,
 };
 use clap::{Parser, Subcommand};
 use color_eyre::{Result, eyre::eyre};
diff --git a/src/utils.rs b/src/utils.rs
index cb8cbdd..b864998 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -163,6 +163,18 @@ impl Utils {
         );
         Ok((stdout, status))
     }
+
+    pub fn assert_bin(bin_name: &str) -> Result<()> {
+        // Use 'which' command to check if binary exists in PATH
+        let (_output, exit_code) = Self::sh("which", &[bin_name.to_string()])?;
+
+        if exit_code == 0 {
+            debug!("Binary '{}' found in PATH", bin_name);
+            Ok(())
+        } else {
+            Err(eyre!("Required binary '{}' not found in PATH", bin_name))
+        }
+    }
 }
 
 impl IntoLua for Utils {
@@ -170,7 +182,7 @@ impl IntoLua for Utils {
         let utils_table = lua.create_table()?;
 
         utils_table.set(
-            "expand_path",
+            "expand-path",
             lua.create_function(|_lua, path: String| {
                 Utils::expand_path(&path).map_err(LuaError::external)
             })?,
@@ -220,6 +232,12 @@ impl IntoLua for Utils {
                     .map_err(LuaError::external)
             })?,
         )?;
+        utils_table.set(
+            "assert-bin",
+            lua.create_function(|_lua, bin_name: String| {
+                Utils::assert_bin(&bin_name).map_err(LuaError::external)
+            })?,
+        )?;
 
         Ok(LuaValue::Table(utils_table))
     }