diff --git a/README.md b/README.md
index a1a49ec..b41235f 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ You will need CMake, libpng, zlib, json-c, fontconfig, freetype, gtkmm 2.4,
 pangomm 1.4, OpenGL and OpenGL GLU.
 On a Debian derivative (e.g. Ubuntu) these can be installed with:
 
-    apt-get install libpng12-dev libjson-c-dev libfreetype6-dev \
+    apt-get install libpng-dev libjson-c-dev libfreetype6-dev \
                     libfontconfig1-dev libgtkmm-2.4-dev libpangomm-1.4-dev \
                     libgl-dev libglu-dev libglew-dev cmake
 
diff --git a/debian/control b/debian/control
index 30e8c97..faa62d9 100644
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@ Source: solvespace
 Section: graphics
 Priority: optional
 Maintainer: whitequark <whitequark@whitequark.org>
-Build-Depends: debhelper (>= 9), cmake, libpng12-dev, zlib1g-dev, libjson-c-dev,
+Build-Depends: debhelper (>= 9), cmake, libpng-dev, zlib1g-dev, libjson-c-dev,
     libfontconfig1-dev, libgtkmm-2.4-dev, libpangomm-1.4-dev,
     libgl-dev, libglu-dev, libglew-dev
 Standards-Version: 3.9.5