diff --git a/Formula/libcaca.rb b/Formula/libcaca.rb
index 2fdc33a8814fe..12f44f549a62c 100644
--- a/Formula/libcaca.rb
+++ b/Formula/libcaca.rb
@@ -1,20 +1,14 @@
 class Libcaca < Formula
   desc "Convert pixel information into colored ASCII art"
   homepage "http://caca.zoy.org/wiki/libcaca"
-  url "http://caca.zoy.org/raw-attachment/wiki/libcaca/libcaca-0.99.beta19.tar.gz"
-  mirror "https://www.mirrorservice.org/sites/distfiles.macports.org/libcaca/libcaca-0.99.beta19.tar.gz"
-  mirror "https://fossies.org/linux/privat/libcaca-0.99.beta19.tar.gz"
-  version "0.99b19"
-  sha256 "128b467c4ed03264c187405172a4e83049342cc8cc2f655f53a2d0ee9d3772f4"
+  url "https://github.com/cacalabs/libcaca/releases/download/v0.99.beta20/libcaca-0.99.beta20.tar.bz2"
+  mirror "https://fossies.org/linux/privat/libcaca-0.99.beta20.tar.bz2"
+  version "0.99b20"
+  sha256 "ff9aa641af180a59acedc7fc9e663543fb397ff758b5122093158fd628125ac1"
   license "WTFPL"
-  revision 3
 
-  # The regex here is looser than usual because it has to match unstable
-  # versions for now. If this software is updated in the future to a stable
-  # version, this regex should be modified to not match unstable versions.
   livecheck do
-    url :homepage
-    regex(/href=.*?libcaca[._-]v?(\d+(?:\.\d+)+.*?)\.t/i)
+    url :stable
   end
 
   bottle do
@@ -41,20 +35,16 @@ class Libcaca < Formula
   def install
     system "./bootstrap" if build.head?
 
-    # Fix --destdir issue.
-    #   ../.auto/py-compile: Missing argument to --destdir.
-    inreplace "python/Makefile.in",
-              '$(am__py_compile) --destdir "$(DESTDIR)"',
-              "$(am__py_compile) --destdir \"$(cacadir)\""
-
     args = %W[
       --disable-dependency-tracking
       --prefix=#{prefix}
+      --disable-cocoa
+      --disable-csharp
       --disable-doc
-      --disable-slang
       --disable-java
-      --disable-csharp
+      --disable-python
       --disable-ruby
+      --disable-slang
       --disable-x11
     ]
 
@@ -65,6 +55,7 @@ def install
   end
 
   test do
-    system "#{bin}/img2txt", "--version"
+    cp test_fixtures("test.png"), "test.png"
+    assert_match "\e[0;5;34;44m", shell_output("#{bin}/img2txt test.png")
   end
 end