diff --git a/COMPILE.txt b/COMPILE.txt
index 48c56c023..19975a348 100644
--- a/COMPILE.txt
+++ b/COMPILE.txt
@@ -387,7 +387,8 @@ WINDOWS
 
     METHOD 3:
       Here is a sample batch file to compile RawTherapee in Windows. Adjust
-      directory names to match your setup:
+      directory names to match your setup and change -j2 parameters in mingw32-make.exe
+      command line to reflect number of hardware threads in your CPU (E.g. -j12 for i7 6-core):
        set GTKMM_BASEPATH=C:\gtkmm64
        set GTKMM64_BASEPATH=C:\gtkmm64
        set MINGW_BASEPATH=C:\MinGW64
@@ -397,7 +398,7 @@ WINDOWS
        set RT_BUILD_PATH=C:\Users\YOURNAME\rt_builds\rt_default_release
        cd %RT_BUILD_PATH%
        cmake -DCMAKE_BUILD_TYPE=Release -G "MinGW Makefiles" -DPROC_TARGET_NUMBER:STRING=2 -C%RT_SOURCECODE_PATH%\Win32CMakeOptions-Sample.txt %RT_SOURCECODE_PATH%
-       mingw32-make -j12 install
+       mingw32-make.exe "MAKE=mingw32-make -j2" -j2 install
        pause
 
 LINUX
diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt
index a8fa371cb..1b017609d 100644
--- a/RELEASE_NOTES.txt
+++ b/RELEASE_NOTES.txt
@@ -6,12 +6,12 @@ NEW FEATURES
 - Color Appearance Model 2002 (CIECAM02) support
 - New powerful Noise Reduction tool
 - New PP3 processing profiles
-- RGB Curve Luminosity mode
+- RGB Curves Luminosity mode
 - Support for HDR files in TIFF 32-bit format
 - Support for audio feedback in Linux (see Preferences)
 - Tone mapping using CIECAM02
 - Histogram backgrounds in curves
-- Two tone curves for finer adjustment
+- Two tone curves for finer adjustment (in both RGB and CIECAM02)
 - New tone curve modes:
   - Weighted Standard
   - Film-like
@@ -24,16 +24,16 @@ NEW FEATURES
   - Avoid color shift
   - Red and skin tones protection
   - Black and white toning
-- JPEG subsampling slider
+- JPEG subsampling options
 - Colored bars in curves to aid in adjustment
-- Munsell correction
+- Munsell corrections
 - Skin tones correction in Vibrance tool
 - Keyboard shortcuts:
   - Ctrl+Shift+s to quick-save PP3 in Image Editor tab
   - Ctrl+w to close image tab
   - Alt+s to take a snapshot
   - + more, see tooltips and the manual for information
-- dcraw 9.17
+- dcraw 9.17, support for additional camera models
 - New Unsharp Mask (USM) threshold curve widget
 - DCP profiles for:
   - Canon EOS 5D Mark III
diff --git a/rtdata/languages/default b/rtdata/languages/default
index a39a7cd73..1dd177f04 100644
--- a/rtdata/languages/default
+++ b/rtdata/languages/default
@@ -1201,7 +1201,7 @@ TP_RGBCURVES_CHANNEL;Channel
 TP_RGBCURVES_GREEN;G
 TP_RGBCURVES_LABEL;RGB Curves
 TP_RGBCURVES_LUMAMODE;Luminosity Mode
-TP_RGBCURVES_LUMAMODE_TOOLTIP;<b>Luminosity Mode</b> allows to vary the contribution of R, G an B channels to the Luminosity of the image, without altering image color.    
+TP_RGBCURVES_LUMAMODE_TOOLTIP;<b>Luminosity Mode</b> allows to vary the contribution of R, G and B channels to the Luminosity of the image, without altering image color.    
 TP_RGBCURVES_RED;R
 TP_ROTATE_DEGREE;Degree
 TP_ROTATE_LABEL;Rotate