diff --git a/debian/changelog b/debian/changelog
index dc2e5bfd..e7ab9a3b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -3,8 +3,12 @@ llvm-toolchain-7 (1:7~+rc1-1~exp3) experimental; urgency=medium
   * Fixed "weak-library-dev-dependency libc++-7-dev on libc++-7-helpers"
   * Fixed "libomp5-7: shlibs-declares-dependency-on-other-package
            libomp5-7) (>= 1:7~svn298832-1~)"
+  * Fixed "Lintian warnings for libc++abi-7-dev package"
+    - Warning: libc++abi-7-dev: breaks-without-version libc++-dev
+    - Warning: libc++abi-7-dev: breaks-without-version libc++abi-dev
+    - Warning: llvm-toolchain-7 source: binaries-have-file-conflict libc++abi-7-dev libc++abi1-7 usr/lib/llvm-7/lib/libc++abi.so
 
- --
+ --   
 
 llvm-toolchain-7 (1:7~+rc1-1~exp2) experimental; urgency=medium
 
diff --git a/debian/control b/debian/control
index ddaf4446..49c609a1 100644
--- a/debian/control
+++ b/debian/control
@@ -495,8 +495,8 @@ Package: libomp5-7
 Multi-Arch: same
 Architecture: any
 Depends: ${shlibs:Depends}, ${misc:Depends}
-Replaces: libomp5 (<= 4.0.1-2)
-Breaks: libomp5 (<= 4.0.1-2)
+Replaces: libomp5 (<= 6.0.1-1)
+Breaks: libomp5 (<= 6.0.1-1)
 Provides: libomp5
 # TODO add the break depends
 Description: LLVM OpenMP runtime
@@ -589,9 +589,9 @@ Section: libdevel
 Architecture: any
 Multi-Arch: same
 Depends: libc++abi1-7 (= ${binary:Version}), ${misc:Depends}
-Replaces: libc++-7-dev
-Breaks: libc++-dev , libc++-7-dev, libc++abi-dev
-Provides: libc++-dev , libc++-7-dev, libc++abi-dev
+Replaces: libc++-dev (<= 6.0.1-1), libc++-7-dev, libc++abi-dev (<= 6.0.1-1)
+Breaks: libc++-dev (<= 6.0.1-1), libc++-7-dev, libc++abi-dev (<= 6.0.1-1)
+Provides: libc++-dev, libc++-7-dev, libc++abi-dev
 Description: LLVM low level support for a standard C++ library (development files)
  libc++abi is another implementation of low level support for a standard C++
  library.
diff --git a/debian/libc++abi1-X.Y.install.in b/debian/libc++abi1-X.Y.install.in
index 4c93b5e9..6e27733d 100644
--- a/debian/libc++abi1-X.Y.install.in
+++ b/debian/libc++abi1-X.Y.install.in
@@ -1 +1 @@
-usr/lib/llvm-@LLVM_VERSION@/lib/libc++abi.so*
+usr/lib/llvm-@LLVM_VERSION@/lib/libc++abi.so.*