diff --git a/docs/envvars.rst b/docs/envvars.rst
index 4b7293be13b..0d3df8ac0a3 100644
--- a/docs/envvars.rst
+++ b/docs/envvars.rst
@@ -1154,6 +1154,7 @@ Rusticl environment variables
    - ``allow_invalid_spirv`` disables validation of any input SPIR-V
    - ``clc`` dumps all OpenCL C source being compiled
    - ``no_reuse_context`` pipe_contexts are not recycled
+   - ``no_variants`` disable kernel variants (e.g. specialized binaries for offsets == 0)
    - ``perf`` prints a warning when hitting slow paths once
    - ``perfspam`` same as perf, but doesn't skip same warnings
    - ``program`` dumps compilation logs to stderr
diff --git a/src/gallium/frontends/rusticl/core/platform.rs b/src/gallium/frontends/rusticl/core/platform.rs
index e034552f05b..0920227b039 100644
--- a/src/gallium/frontends/rusticl/core/platform.rs
+++ b/src/gallium/frontends/rusticl/core/platform.rs
@@ -30,9 +30,10 @@ pub enum PerfDebugLevel {
 pub struct PlatformDebug {
     pub allow_invalid_spirv: bool,
     pub clc: bool,
+    pub max_grid_size: u64,
+    pub no_variants: bool,
     pub perf: PerfDebugLevel,
     pub program: bool,
-    pub max_grid_size: u64,
     pub reuse_context: bool,
     pub sync_every_event: bool,
     pub validate_spirv: bool,
@@ -78,9 +79,10 @@ static mut PLATFORM: Platform = Platform {
 static mut PLATFORM_DBG: PlatformDebug = PlatformDebug {
     allow_invalid_spirv: false,
     clc: false,
+    max_grid_size: 0,
+    no_variants: false,
     perf: PerfDebugLevel::None,
     program: false,
-    max_grid_size: 0,
     reuse_context: true,
     sync_every_event: false,
     validate_spirv: false,
@@ -99,6 +101,7 @@ fn load_env() {
                 "allow_invalid_spirv" => debug.allow_invalid_spirv = true,
                 "clc" => debug.clc = true,
                 "no_reuse_context" => debug.reuse_context = false,
+                "no_variants" => debug.no_variants = true,
                 "perf" => debug.perf = PerfDebugLevel::Once,
                 "perfspam" => debug.perf = PerfDebugLevel::Spam,
                 "program" => debug.program = true,