diff --git a/install.sh b/install.sh
index af29e9bf..505e4948 100755
--- a/install.sh
+++ b/install.sh
@@ -8,50 +8,54 @@ installed () {
     hash $1 2>/dev/null
 }
 
-# Install os dependencies:
-if installed apt-get; then
-    # Debian/ubuntu:
-    sudo apt-get update -yy
-    sudo apt-get install -yy python-pip python-dev command-not-found
+install_thefuck () {
+    # Install os dependencies:
+    if installed apt-get; then
+        # Debian/ubuntu:
+        sudo apt-get update -yy
+        sudo apt-get install -yy python-pip python-dev command-not-found
 
-    if [[ -n $(apt-cache search python-commandnotfound) ]]; then
-        # In case of different python versions:
-        sudo apt-get install -yy python-commandnotfound
-    fi
-else
-    if installed brew; then
-        # OS X:
-        brew update
-        brew install python
+        if [[ -n $(apt-cache search python-commandnotfound) ]]; then
+            # In case of different python versions:
+            sudo apt-get install -yy python-commandnotfound
+        fi
     else
-        # Genreic way:
-        wget https://bootstrap.pypa.io/get-pip.py
-        sudo python get-pip.py
-        rm get-pip.py
+        if installed brew; then
+            # OS X:
+            brew update
+            brew install python
+        else
+            # Genreic way:
+            wget https://bootstrap.pypa.io/get-pip.py
+            sudo python get-pip.py
+            rm get-pip.py
+        fi
     fi
-fi
 
-# thefuck requires fresh versions of setuptools and pip:
-sudo pip install -U pip setuptools
-sudo pip install -U thefuck
+    # thefuck requires fresh versions of setuptools and pip:
+    sudo pip install -U pip setuptools
+    sudo pip install -U thefuck
 
-# Setup aliases:
-if should_add_alias ~/.bashrc; then
-    echo 'eval $(thefuck --alias)' >> ~/.bashrc
-fi
+    # Setup aliases:
+    if should_add_alias ~/.bashrc; then
+        echo 'eval $(thefuck --alias)' >> ~/.bashrc
+    fi
 
-if should_add_alias ~/.bash_profile; then
-    echo 'eval $(thefuck --alias)' >> ~/.bash_profile
-fi
+    if should_add_alias ~/.bash_profile; then
+        echo 'eval $(thefuck --alias)' >> ~/.bash_profile
+    fi
 
-if should_add_alias ~/.zshrc; then
-    echo 'eval $(thefuck --alias)' >> ~/.zshrc
-fi
+    if should_add_alias ~/.zshrc; then
+        echo 'eval $(thefuck --alias)' >> ~/.zshrc
+    fi
 
-if should_add_alias ~/.config/fish/config.fish; then
-    thefuck --alias >> ~/.config/fish/config.fish
-fi
+    if should_add_alias ~/.config/fish/config.fish; then
+        thefuck --alias >> ~/.config/fish/config.fish
+    fi
 
-if should_add_alias ~/.tcshrc; then
-    echo 'eval `thefuck --alias`' >> ~/.tcshrc
-fi
+    if should_add_alias ~/.tcshrc; then
+        echo 'eval `thefuck --alias`' >> ~/.tcshrc
+    fi
+}
+
+install_thefuck