diff --git a/gperftools-toolfile.spec b/gperftools-toolfile.spec
index 7efaa1832ee..7d4a9bc9485 100644
--- a/gperftools-toolfile.spec
+++ b/gperftools-toolfile.spec
@@ -1,4 +1,4 @@
-### RPM external gperftools-toolfile 1.0
+### RPM external gperftools-toolfile 2.0
 
 Requires: gperftools
 
@@ -29,4 +29,15 @@ cat << \EOF_TOOLFILE >%{i}/etc/scram.d/tcmalloc.xml
 </tool>
 EOF_TOOLFILE
 
+cat << \EOF_TOOLFILE >%{i}/etc/scram.d/gperf.xml
+<tool name="gperf" version="@TOOL_VERSION@">
+  <lib name="profiler"/>
+  <client>
+    <environment name="GPERF_BASE" default="@TOOL_ROOT"/>
+    <environment name="LIBDIR"        default="$GPERF_BASE/lib"/>
+  </client>
+  <runtime name="PATH" value="$GPERF_BASE/bin" type="path"/>
+</tool>
+EOF_TOOLFILE
+
 ## IMPORT scram-tools-post
diff --git a/gperftools.spec b/gperftools.spec
index b7268f1b918..70bbaf4af8e 100644
--- a/gperftools.spec
+++ b/gperftools.spec
@@ -1,4 +1,4 @@
-### RPM external gperftools 2.7
+### RPM external gperftools 2.9.1
 Source: https://github.com/gperftools/gperftools/archive/gperftools-%{realversion}.tar.gz
 
 BuildRequires: autotools
diff --git a/igprof.spec b/igprof.spec
index 1670dfb24c6..c508beac5d8 100644
--- a/igprof.spec
+++ b/igprof.spec
@@ -19,7 +19,7 @@ cmake ../igprof-%{git_commit} \
    -DCMAKE_INSTALL_PREFIX=%i -DCMAKE_VERBOSE_MAKEFILE=TRUE \
    -DCMAKE_CXX_FLAGS_RELWITHDEBINFO="-g -O3" \
    -DCMAKE_PREFIX_PATH="$LIBUNWIND_ROOT;$PCRE_ROOT"
-make %makeprocesses
+make DEBUG=1 VERBOSE=1 %makeprocesses 
 
 %install
 cd ../build
diff --git a/libunwind.spec b/libunwind.spec
index 9793d9bead5..ce73a4b083c 100644
--- a/libunwind.spec
+++ b/libunwind.spec
@@ -1,6 +1,6 @@
-### RPM external libunwind 1.4.0
-%define tag 9a055a43bfc955658f88d21cf66386bfdd982c94
-%define branch v1.4-stable
+### RPM external libunwind 1.5
+%define tag 4c980e2b29cdb9d21cfc341abdec3a6ee46e0483
+%define branch v1.5-stable
 Source0: git://github.com/%{n}/%{n}.git?obj=%{branch}/%{tag}&export=%{n}-%{realversion}&output=/%{n}-%{realversion}-%{tag}.tgz
 BuildRequires: autotools gmake