diff --git a/README.md b/README.md
index 7e51172..52f564e 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ IMSProg IMSProg is a collection of tools:
 
        2. IMSProg_editor - chip database editor.
 
-       3. IMSProg_database_update - online chip database update from the  external web-server.
+       3. IMSProg_database_update - script to update chip database using external web-server.
        
 ![CH341A EEPROM programmer](img/IMSProg_1.png)
 
diff --git a/build_all.sh b/build_all.sh
index 0690aa6..f8ab7ce 100755
--- a/build_all.sh
+++ b/build_all.sh
@@ -4,22 +4,17 @@ if [ "$EUID" -ne 0 ]
   exit
 fi
 cd IMSProg_programmer
-rm -rf build
-mkdir build
-cd build
-cmake ..
-make -j4
-sudo make install
-cd ..
-rm -rf build
-cd ..
+rm -rf build/
+mkdir build/
+cmake -S . -B build/
+cmake --build build/ --parallel 
+sudo cmake --install build/
+rm -rf build/
+cd .. #IMSProg
 cd IMSProg_editor
-rm -rf build
-mkdir build
-cd build
-cmake ..
-make -j4
-sudo make install
-cd ..
-rm -rf build
-cd ..
+rm -rf build/
+mkdir build/
+cmake -S . -B build/
+cmake --build build/ --parallel 
+sudo cmake --install build/
+rm -rf build/