diff --git a/README.md b/README.md
index 770fdc0..b687adc 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ $ bash -c "$(curl -fsSL https://raw.githubusercontent.com/guziks/warp4j/master/i
 
 ### Manual
 
-First install [warp-packer](https://github.com/dgiagio/warp/releases) and ensure other common tools available: `awk`, `curl`, `grep`, `sed`, `sort`, `tar`, `unzip`, optional: `zip`. Then install `warp4j` like this:
+First install [warp-packer](https://github.com/dgiagio/warp/releases) and ensure other common tools available: `awk`, `curl`, `file`, `grep`, `sed`, `sort`, `tar`, `unzip`, optional: `zip`. Then install `warp4j` like this:
 
 ```
 $ LOCATION=/usr/local/bin \
diff --git a/install b/install
index b97801a..9a9090e 100755
--- a/install
+++ b/install
@@ -76,6 +76,7 @@ function get_missing_deps() {
     local deps=( 
         "awk" \
         "curl" \
+        "file" \
         "grep" \
         "sed" \
         "sort" \
diff --git a/warp4j b/warp4j
index 89f33e3..74cf021 100755
--- a/warp4j
+++ b/warp4j
@@ -134,6 +134,7 @@ function check_deps() {
     local deps=( 
         "awk" \
         "curl" \
+        "file" \
         "grep" \
         "sed" \
         "sort" \