From d2d5edf27b396cf5b981450f34c47362de4e4cff Mon Sep 17 00:00:00 2001
From: Bezaleel Olakunori <bezaleeloci@gmail.com>
Date: Wed, 23 Aug 2023 08:49:54 +0200
Subject: [PATCH] Increase the character limit of the
 `MeterProviderBuilderSdk1's InstrumentNameRegex

---
 src/OpenTelemetry/Metrics/Builder/MeterProviderBuilderSdk.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/OpenTelemetry/Metrics/Builder/MeterProviderBuilderSdk.cs b/src/OpenTelemetry/Metrics/Builder/MeterProviderBuilderSdk.cs
index 9ee5b71b7ab..32e09691771 100644
--- a/src/OpenTelemetry/Metrics/Builder/MeterProviderBuilderSdk.cs
+++ b/src/OpenTelemetry/Metrics/Builder/MeterProviderBuilderSdk.cs
@@ -48,7 +48,7 @@ public MeterProviderBuilderSdk(IServiceProvider serviceProvider)
     // Customers: This is not guaranteed to work forever. We may change this
     // mechanism in the future do this at your own risk.
     public static Regex InstrumentNameRegex { get; set; } = new(
-        @"^[a-z][a-z0-9-._]{0,62}$", RegexOptions.IgnoreCase | RegexOptions.Compiled);
+        @"^[a-z][a-z0-9-._]{0,254}$", RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
     public List<InstrumentationRegistration> Instrumentation { get; } = new();