diff --git a/llvm.spec b/llvm.spec
index 8c240d4..2fa8944 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -20,7 +20,7 @@
 #global rc_ver 4
 %global maj_ver 16
 %global min_ver 0
-%global patch_ver 2
+%global patch_ver 3
 %global llvm_srcdir llvm-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
 %global cmake_srcdir cmake-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
 %global third_party_srcdir third-party-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
@@ -559,6 +559,9 @@ fi
 %endif
 
 %changelog
+* Tue May 09 2023 Tulio Magno Quites Machado Filho <tuliom@redhat.com> - 16.0.3-1
+- Update to LLVM 16.0.3
+
 * Tue Apr 25 2023 Tulio Magno Quites Machado Filho <tuliom@redhat.com> - 16.0.2-1
 - Update to LLVM 16.0.2
 
diff --git a/sources b/sources
index 06888ed..74ebd32 100644
--- a/sources
+++ b/sources
@@ -1,6 +1,6 @@
-SHA512 (cmake-16.0.2.src.tar.xz) = ce4bd6eddda6cfeeee8523d248b107114189c09e4aae478902798d14fc8fa2bfe316d0bcec44c5d4c36c77484fe6f6a7f0fb758dcd13edbeb322095fc1f6a7a6
-SHA512 (cmake-16.0.2.src.tar.xz.sig) = 439c3da7536d453cde325cc68874261b015533504126417ca1ddbbf0202b2c0a53cf101495449c37a338b3628463d56ddafa710660de6aededf37e461dd06262
-SHA512 (llvm-16.0.2.src.tar.xz) = eec0525aab96bb6ae9707ff16bcad23da6323a8816c9428c31ed37b004c95dd8c058be886b57e88ac0e8f7a8b56e05d7aecc10f59bae4a9fa056b06066b19b30
-SHA512 (llvm-16.0.2.src.tar.xz.sig) = e1d0341fbe5c28063542a7a5a6cb478eff3bccdb0949a9400c642d40dc7715e7f35fe8e71e6419f149e438a6e0f272c731ad901dac36c89309ab7e4f6707ee4c
-SHA512 (third-party-16.0.2.src.tar.xz) = 8074b542d5d528d3051bee389da9a0fa9a10b9d1259c42aaebee21ba342398062fe7ccfca5065b6b9f1149dbfbb22fa7a130fdb34985f0f2ee26fe0633ed8f6d
-SHA512 (third-party-16.0.2.src.tar.xz.sig) = 5496a80f22726120129a4bfa2040d3ee0e9323d54ad79e2aab41dc2198881300f00979606c7085b8f3e506d8ea167079b91712d48e0762520722b3ab21eba1d4
+SHA512 (cmake-16.0.3.src.tar.xz) = 01dd624f5276910760f15062f1f3abf68c6ab66c02a4b683ee739663d3f67c47420d8ce47d79e47144edc6bfcc390ffe37bd01d787186607421e3be7288c8569
+SHA512 (cmake-16.0.3.src.tar.xz.sig) = 941cb2557ec6b785f1999244685fd95f51fe924ccc0fea283fc8d5cfc3178296d214e20d6d40b121f7644ab3e44dc0c47d97fc4ef5c3f37041269b7403506398
+SHA512 (llvm-16.0.3.src.tar.xz) = d475d47f4d2341ef33a33a95018e5ed76e327bfef849b332d65ee87accad9b396e3e05ed04eaa668f94e71816523d95021fbd43e0c070bce6d092ca13678c2ba
+SHA512 (llvm-16.0.3.src.tar.xz.sig) = 9ab2a7e69b0f0dc7caa7ca5f31adca45c11ded51f6fe40fa044fc36a517f0e7356ad4b9af42a51fb605349389b11653c1eb3b48c98ef72e1fc095db70c1e707e
+SHA512 (third-party-16.0.3.src.tar.xz) = b2d71d6f8e6a06ca1389c7be964cb42905500a3261f17e53be9d6dbd537c6998d65be62c0844b8cb3d929436adee2818d0e3225da6e5b27086d4b36dc78702bf
+SHA512 (third-party-16.0.3.src.tar.xz.sig) = ea39f6f8c2b8593e20d70da099917cb0a0a96dbaf97da7ddac5eb6454ca7bc95ab514c5cee3a960c52c7cc5747781119eb07e7ad6c75e5d89c17fde35ab2154a