diff --git a/AboutThisBuild.cmake b/AboutThisBuild.cmake
index 330086838..425bd23de 100644
--- a/AboutThisBuild.cmake
+++ b/AboutThisBuild.cmake
@@ -1,36 +1,38 @@
 # cmakefile executed within a makefile target
 
-# If we find ReleaseInfo.cmake we use the info from there and don't need Mercurial to be installed
+# If we find ReleaseInfo.cmake we use the info from there and don't need Git to be installed
 find_file(REL_INFO_FILE ReleaseInfo.cmake PATHS "${PROJECT_SOURCE_DIR}" NO_DEFAULT_PATH)
 if (REL_INFO_FILE STREQUAL REL_INFO_FILE-NOTFOUND)
-    # we look for the hg command in this paths by order of preference
+    # we look for the git command in this paths by order of preference
     if (WIN32)
-        find_file(HG_CMD hg.exe HINTS ENV Path PATH_SUFFIXES ../)
+        find_file(GIT_CMD git.exe HINTS ENV Path PATH_SUFFIXES ../)
     elseif (APPLE)
-        find_file(HG_CMD hg PATHS "/opt/local/bin" "/usr/local/bin" "/usr/bin")
-        find_file(HG_CMD hg)
+        find_file(GIT_CMD git PATHS "/opt/local/bin" "/usr/local/bin" "/usr/bin")
+        find_file(GIT_CMD git)
         set (SHELL "/bin/bash")
     else (WIN32) # Linux
-        find_file(HG_CMD hg)
+        find_file(GIT_CMD git)
         set (SHELL "/bin/bash")
     endif (WIN32)
 
-    # Fail if Mercurial is not installed
-    if (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-        message(FATAL_ERROR "hg command not found!")
+    # Fail if Git is not installed
+    if (GIT_CMD STREQUAL GIT_CMD-NOTFOUND)
+        message(FATAL_ERROR "git command not found!")
     else ()
-        message(STATUS "hg command found: ${HG_CMD}")
+        message(STATUS "git command found: ${GIT_CMD}")
     endif ()
 
-    execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" branch OUTPUT_VARIABLE HG_BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE)
-    execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={latesttag}.{latesttagdistance} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE HG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
-    execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={node|short} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE HG_CHANGESET OUTPUT_STRIP_TRAILING_WHITESPACE)
-    execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={latesttagdistance} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE HG_TAGDISTANCE OUTPUT_STRIP_TRAILING_WHITESPACE)
+    execute_process(COMMAND ${GIT_CMD} -C "${PROJECT_SOURCE_DIR}" symbolic-ref --short -q HEAD OUTPUT_VARIABLE GIT_BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE)
+    execute_process(COMMAND ${GIT_CMD} -C "${PROJECT_SOURCE_DIR}" describe --tags --always OUTPUT_VARIABLE GIT_VERSION_WHOLE OUTPUT_STRIP_TRAILING_WHITESPACE)
+    string(REGEX REPLACE "-g.*" "" GIT_VERSION ${GIT_VERSION_WHOLE})
+    string(REPLACE "-" "." GIT_VERSION ${GIT_VERSION})
+    execute_process(COMMAND ${GIT_CMD} -C "${PROJECT_SOURCE_DIR}" rev-parse --verify HEAD OUTPUT_VARIABLE GIT_CHANGESET OUTPUT_STRIP_TRAILING_WHITESPACE)
+    string(REGEX REPLACE ".*-(.*)-g.*" "\\1" GIT_TAGDISTANCE ${GIT_VERSION_WHOLE})
     if (NOT DEFINED CACHE_NAME_SUFFIX)
-        execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={latesttag} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE CACHE_NAME_SUFFIX OUTPUT_STRIP_TRAILING_WHITESPACE)
+        string(REGEX REPLACE "-.*" "" CACHE_NAME_SUFFIX ${GIT_VERSION_WHOLE})
         message(STATUS "CACHE_NAME_SUFFIX was not defined, it is now \"${CACHE_NAME_SUFFIX}\"")
     elseif (CACHE_NAME_SUFFIX STREQUAL "latesttag")
-        execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={latesttag} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE CACHE_NAME_SUFFIX OUTPUT_STRIP_TRAILING_WHITESPACE)
+        string(REGEX REPLACE "-.*" "" CACHE_NAME_SUFFIX ${GIT_VERSION_WHOLE})
         message(STATUS "CACHE_NAME_SUFFIX was \"latesttag\", it is now \"${CACHE_NAME_SUFFIX}\"")
     else ()
         message(STATUS "CACHE_NAME_SUFFIX is \"${CACHE_NAME_SUFFIX}\"")
@@ -40,9 +42,9 @@ else (REL_INFO_FILE STREQUAL REL_INFO_FILE-NOTFOUND)
 endif (REL_INFO_FILE STREQUAL REL_INFO_FILE-NOTFOUND)
 
 if (VERSION_SUFFIX STREQUAL "")
-    set (HG_VERSION_SUFFIX "${HG_VERSION}")
+    set (GIT_VERSION_SUFFIX "${GIT_VERSION}")
 else ()
-    set (HG_VERSION_SUFFIX "${HG_VERSION} ${VERSION_SUFFIX}")
+    set (GIT_VERSION_SUFFIX "${GIT_VERSION} ${VERSION_SUFFIX}")
 endif ()
 
 # build version.h from template
diff --git a/AboutThisBuild.txt.in b/AboutThisBuild.txt.in
index 2d8cf207e..b8ae4be1a 100644
--- a/AboutThisBuild.txt.in
+++ b/AboutThisBuild.txt.in
@@ -1,6 +1,6 @@
-Branch: ${HG_BRANCH}
-Version: ${HG_VERSION_SUFFIX}
-Changeset: ${HG_CHANGESET}
+Branch: ${GIT_BRANCH}
+Version: ${GIT_VERSION_SUFFIX}
+Changeset: ${GIT_CHANGESET}
 Compiler: ${COMPILER_INFO}
 Processor: ${PROC_LABEL}
 System: ${SYSTEM}
diff --git a/rtdata/CMakeLists.txt b/rtdata/CMakeLists.txt
index 81620221d..d91e43994 100644
--- a/rtdata/CMakeLists.txt
+++ b/rtdata/CMakeLists.txt
@@ -19,16 +19,6 @@ else (WIN32)
 endif (WIN32)
 
 if (WIN32)
-	find_file(HG_CMD hg.exe HINTS ENV Path PATH_SUFFIXES ../)
-	# Fail if Mercurial is not installed
-	if (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-		message(FATAL_ERROR "hg command not found!")
-	else (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-		message(STATUS "hg command found: ${HG_CMD}")
-		execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={latesttag} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE HG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
-		execute_process(COMMAND ${HG_CMD} -R "${PROJECT_SOURCE_DIR}" parents --template={latesttagdistance} WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" OUTPUT_VARIABLE HG_TAGDISTANCE OUTPUT_STRIP_TRAILING_WHITESPACE)
-	endif (HG_CMD STREQUAL HG_CMD-NOTFOUND)
-
 	if (CMAKE_SIZEOF_VOID_P EQUAL 4)
 		set(BUILD_BIT_DEPTH 32)
 		# 32 bits builds has to be installable on 64 bits system, to support WinXP/64.
diff --git a/rtdata/win/InnoSetup/WindowsInnoSetup.iss.in b/rtdata/win/InnoSetup/WindowsInnoSetup.iss.in
index 9333bd86a..42f2a0feb 100644
--- a/rtdata/win/InnoSetup/WindowsInnoSetup.iss.in
+++ b/rtdata/win/InnoSetup/WindowsInnoSetup.iss.in
@@ -23,8 +23,8 @@
 
 
 #define MyAppName "RawTherapee"
-#define MyAppVersion "${HG_VERSION}"
-#define MyAppFullVersion "${HG_VERSION}.${HG_TAGDISTANCE}"
+#define MyAppVersion "${GIT_VERSION}"
+#define MyAppFullVersion "${GIT_VERSION}.${GIT_TAGDISTANCE}"
 #define MyAppPublisher "rawtherapee.com"
 #define MyAppURL "http://www.rawtherapee.com/"
 #define MyAppExeName "rawtherapee.exe"
diff --git a/rtgui/version.h.in b/rtgui/version.h.in
index 29e7ccbed..03630075b 100644
--- a/rtgui/version.h.in
+++ b/rtgui/version.h.in
@@ -4,9 +4,9 @@
 #ifndef _VERSION_
 #define _VERSION_
 
-#define VERSION "${HG_VERSION}"
+#define VERSION "${GIT_VERSION}"
 #define VERSION_SUFFIX "${VERSION_SUFFIX}"
-#define TAGDISTANCE ${HG_TAGDISTANCE}
+#define TAGDISTANCE ${GIT_TAGDISTANCE}
 #define CACHEFOLDERNAME "RawTherapee${CACHE_NAME_SUFFIX}"
 
 #endif