diff --git a/Formula/opentelemetry-cpp.rb b/Formula/opentelemetry-cpp.rb
index ff317ea55a574..1ac7dcd8c9cf9 100644
--- a/Formula/opentelemetry-cpp.rb
+++ b/Formula/opentelemetry-cpp.rb
@@ -2,21 +2,19 @@ class OpentelemetryCpp < Formula
   desc "OpenTelemetry C++ Client"
   homepage "https://opentelemetry.io/"
   # TODO: Check if we can use unversioned `grpc` and `protobuf` at version bump.
-  url "https://github.com/open-telemetry/opentelemetry-cpp/archive/refs/tags/v1.8.2.tar.gz"
-  sha256 "20fa97e507d067e9e2ab0c1accfc334f5a4b10d01312e55455dc3733748585f4"
+  url "https://github.com/open-telemetry/opentelemetry-cpp/archive/refs/tags/v1.9.1.tar.gz"
+  sha256 "668de24f81c8d36d75092ad9dcb02a97cd41473adbe72485ece05e336db48249"
   license "Apache-2.0"
-  revision 1
   head "https://github.com/open-telemetry/opentelemetry-cpp.git", branch: "main"
 
   bottle do
-    rebuild 1
-    sha256 cellar: :any_skip_relocation, arm64_ventura:  "17809590a134d0817ddf64dffdefc888f0fc9d4f846de6a066687da64121f8f9"
-    sha256 cellar: :any_skip_relocation, arm64_monterey: "74f3dc5b76f35ffdd91bc27f5726e6969c1a3170a26be689c17b95d2a2db62a1"
-    sha256 cellar: :any_skip_relocation, arm64_big_sur:  "95b029bb2986e7ac7bd6e4d50d3d55cc3cf1fbeee3b23b4b4251b2b5e6fffb9a"
-    sha256 cellar: :any_skip_relocation, ventura:        "0e1dcc6a778ab5c2491ca7c1341d836f9ed6608b814b9b25b09ea0f2126ae2dd"
-    sha256 cellar: :any_skip_relocation, monterey:       "e1e4bfb297d5a69f04bdd1702cb7918dd51741b98ecb6113ed7c099c74c14ad9"
-    sha256 cellar: :any_skip_relocation, big_sur:        "ba36165ed9a192966ab3590d071d1f14092d156bc7910bd53be4eee01a00569a"
-    sha256 cellar: :any_skip_relocation, x86_64_linux:   "72c2c26b235cd609c780a3ac804d53379d78e97c44820993f4b5cdae74de4a37"
+    sha256 cellar: :any,                 arm64_ventura:  "c017afd677a9a7ffeaca95802501acca8e9bb2f39198f3eb8e50369cb37ff4e8"
+    sha256 cellar: :any,                 arm64_monterey: "ff83b5b54d1c1d4426d178099fda960355002b58a1b2e9f4339a0298f34e8ae4"
+    sha256 cellar: :any,                 arm64_big_sur:  "1019ce81ac7c511dd70628d23c5327ee48db252876086d32765dcf6c233ca5a1"
+    sha256 cellar: :any,                 ventura:        "b6be466f4f4fde9e44d26ca7c4793046c905ed5eeea4f7f41c49d974989b8e87"
+    sha256 cellar: :any,                 monterey:       "948cd713fa9367d563efb6bf29074fbc3a82d7a67eba219aedb858542df8fccf"
+    sha256 cellar: :any,                 big_sur:        "2a23c4ea823a4bb909f7eaf3adfc946a60c57e69d3c44c3af465e30faf650a28"
+    sha256 cellar: :any_skip_relocation, x86_64_linux:   "6d8d7433417685b7a23d0b89f874e59c3cb6f224b0f9f01f3b6a9c6f41be6e53"
   end
 
   depends_on "cmake" => :build
@@ -28,6 +26,7 @@ class OpentelemetryCpp < Formula
   uses_from_macos "curl"
 
   def install
+    ENV.append "LDFLAGS", "-Wl,-undefined,dynamic_lookup" if OS.mac?
     system "cmake", "-S", ".", "-B", "build",
                     "-DCMAKE_CXX_STANDARD=17", # Keep in sync with C++ standard in abseil.rb
                     "-DCMAKE_INSTALL_RPATH=#{rpath}",
@@ -79,8 +78,8 @@ def install
                     "-I#{include}", "-L#{lib}",
                     "-I#{Formula["protobuf@21"].opt_include}",
                     "-lopentelemetry_resources",
-                    "-lopentelemetry_trace",
                     "-lopentelemetry_exporter_ostream_span",
+                    "-lopentelemetry_trace",
                     "-lopentelemetry_common",
                     "-pthread",
                     "-o", "simple-example"