diff --git a/install.sh b/install.sh
index aff8d2e2..0fee8469 100755
--- a/install.sh
+++ b/install.sh
@@ -115,7 +115,7 @@ echo "    - installing"
 if [[ `lsb_release -rs` == "12.04" ]];
 then
 sudo apt-get install --assume-yes --install-recommends \
-  build-essential cmake g++ gcc gFortran perl git autoconf \
+  build-essential cmake g++ gcc gfortran perl git autoconf \
   curl wget \
   unzip \
   imagemagick jhead proj-bin libproj-dev\
@@ -130,7 +130,7 @@ sudo apt-get install --assume-yes --install-recommends \
   > "$TOOLS_LOG_PATH/apt-get_install.log" 2>&1
 else
 sudo apt-get install --assume-yes --install-recommends \
-  build-essential cmake g++ gcc gFortran perl git autoconf \
+  build-essential cmake g++ gcc gfortran perl git autoconf \
   curl wget \
   unzip \
   imagemagick jhead proj-bin libproj-dev\
diff --git a/odm_extract_utm/CMakeLists.txt b/odm_extract_utm/CMakeLists.txt
index 42cbb049..51e14b64 100644
--- a/odm_extract_utm/CMakeLists.txt
+++ b/odm_extract_utm/CMakeLists.txt
@@ -2,7 +2,8 @@ project(odm_extract_utm)
 cmake_minimum_required(VERSION 2.8)
 
 set(PROJ4_INCLUDE_DIR "/usr/include/" CACHE "PROJ4_INCLUDE_DIR" "Path to the proj4 inlcude directory")
-set(PROJ4_LIBRARY "/usr/lib/libproj.so" CACHE "PROJ4_LIBRARY" "Path to the proj4 library directory")
+
+find_library(PROJ4_LIBRARY "libproj.so" PATHS "/usr/lib" "/usr/lib/x86_64-linux-gnu")
 
 # Add compiler options.
 add_definitions(-Wall -Wextra)
diff --git a/odm_georef/CMakeLists.txt b/odm_georef/CMakeLists.txt
index 2117f20b..9892a37e 100644
--- a/odm_georef/CMakeLists.txt
+++ b/odm_georef/CMakeLists.txt
@@ -5,7 +5,8 @@ cmake_minimum_required(VERSION 2.8)
 set(PCL_DIR "PCL_DIR-NOTFOUND" CACHE "PCL_DIR" "Path to the pcl installation directory")
 set(OPENCV_DIR "OPENCV_DIR-NOTFOUND" CACHE "OPENCV_DIR" "Path to the opencv installation directory")
 set(PROJ4_INCLUDE_DIR "/usr/include/" CACHE "PROJ4_INCLUDE_DIR" "Path to the proj4 inlcude directory")
-set(PROJ4_LIBRARY "/usr/lib/libproj.so" CACHE "PROJ4_LIBRARY" "Path to the proj4 library directory")
+find_library(PROJ4_LIBRARY "libproj.so" PATHS "/usr/lib" "/usr/lib/x86_64-linux-gnu")
+#set(PROJ4_LIBRARY "/usr/lib/x86_64-linux-gnu/libproj.so" CACHE "PROJ4_LIBRARY" "Path to the proj4 library directory")
 
 # Add compiler options.
 add_definitions(-Wall -Wextra -Wconversion -pedantic)