diff --git a/programming/build/llvm/actions.py b/programming/build/llvm/actions.py
index 6f7cf8992b..a45bd72ba2 100644
--- a/programming/build/llvm/actions.py
+++ b/programming/build/llvm/actions.py
@@ -84,13 +84,13 @@ def setup():
 
 def build():
     shelltools.cd("build")
-    #shelltools.system("ninja")
-    cmaketools.make()
+    shelltools.system("ninja")
+    #cmaketools.make()
 
 def install():
     shelltools.cd("build")
-    #shelltools.system("DESTDIR=%s ninja install" % get.installDIR())
-    cmaketools.rawInstall("DESTDIR=%s" % get.installDIR())
+    shelltools.system("DESTDIR=%s ninja install" % get.installDIR())
+    #cmaketools.rawInstall("DESTDIR=%s" % get.installDIR())
         
     if get.buildTYPE() == "emul32":        
         pisitools.domove("/emul32/lib32/", "/usr/")
diff --git a/programming/build/llvm/pspec.xml b/programming/build/llvm/pspec.xml
index acf2ec0782..aaba99a5ae 100755
--- a/programming/build/llvm/pspec.xml
+++ b/programming/build/llvm/pspec.xml
@@ -51,7 +51,7 @@
             <Dependency>zlib</Dependency>
             <Dependency>libgcc</Dependency>
             <Dependency>ncurses</Dependency>
-            <Dependency>libcxx</Dependency> 
+            <Dependency>llvm-polly</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="executable">/usr/bin</Path>
@@ -81,7 +81,7 @@
             <Dependency>libgcc</Dependency>
             <Dependency>ncurses</Dependency>
             <Dependency>libxml2</Dependency>
-            <Dependency>libcxx</Dependency> 
+            <Dependency>llvm-polly</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="library">/usr/lib/libLLVM*.so</Path>
@@ -104,8 +104,8 @@
             <Dependency>libedit</Dependency>
             <Dependency>libxml2</Dependency>
             <Dependency>ncurses</Dependency>
-            <Dependency>python3</Dependency>
-            <Dependency>libcxx</Dependency> 
+            <Dependency>python3</Dependency>            
+            <Dependency>llvm-polly</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="executable">/usr/bin/argdumper</Path>
@@ -138,7 +138,7 @@
         <RuntimeDependencies>
             <Dependency release="current">llvm-libs</Dependency>
             <Dependency>libgcc</Dependency>
-            <Dependency>libcxx</Dependency> 
+            <Dependency>llvm-polly</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="executable">/usr/bin/ld.lld</Path>
@@ -168,7 +168,6 @@
         <RuntimeDependencies>
             <Dependency release="current">lld</Dependency>
             <Dependency>libgcc</Dependency>
-            <Dependency>libcxx</Dependency> 
         </RuntimeDependencies>
         <Files>
             <Path fileType="header">/usr/include/lld/*</Path>
@@ -214,7 +213,7 @@
             <Dependency release="current">llvm-libs</Dependency>
             <Dependency>libxml2</Dependency>
             <Dependency>libgcc</Dependency>
-            <Dependency>libcxx</Dependency> 
+            <Dependency>llvm-polly</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="executable">/usr/bin/diagtool</Path>
@@ -255,7 +254,7 @@
             <Dependency release="current">llvm-libs</Dependency>
             <Dependency>libgcc</Dependency>
             <Dependency>ncurses</Dependency>
-            <Dependency>libcxx</Dependency> 
+            <Dependency>llvm-polly</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="executable">/usr/bin/mlir*</Path>
@@ -271,7 +270,6 @@
         <Summary>High-level loop and data-locality optimizer and optimization infrastructure for LLVM</Summary>
         <RuntimeDependencies>
             <Dependency>libgcc</Dependency>
-            <Dependency>libcxx</Dependency> 
         </RuntimeDependencies>
         <Files>
             <Path fileType="library">/usr/lib/LLVMPolly.so</Path>