diff --git a/.github/workflows/atom-test.yaml b/.github/workflows/atom-test.yaml
index a88dc3e34e..136fba3a8f 100644
--- a/.github/workflows/atom-test.yaml
+++ b/.github/workflows/atom-test.yaml
@@ -126,7 +126,8 @@ jobs:
               cd /app/aiter-test && \\
               git checkout ${{ env.GITHUB_COMMIT_SHA }} && \\
               git submodule sync && git submodule update --init --recursive && \\
-              MAX_JOBS=64 PREBUILD_KERNELS=0 GPU_ARCHS=gfx950 pip install -e . && \\
+              pip install -r requirements.txt && \\
+              MAX_JOBS=64 PREBUILD_KERNELS=0 GPU_ARCHS=gfx950 pip install --no-build-isolation -e . && \\
               ./.github/scripts/install_triton.sh
           RUN echo "=== amd-triton version ===" && pip show amd-triton || true
           RUN echo "=== Aiter version AFTER installation ===" && pip show amd-aiter || true
diff --git a/.github/workflows/flash_attention_integration.yaml b/.github/workflows/flash_attention_integration.yaml
index cac4f1f166..e8bb3a5ae0 100644
--- a/.github/workflows/flash_attention_integration.yaml
+++ b/.github/workflows/flash_attention_integration.yaml
@@ -154,7 +154,9 @@ jobs:
 
           # Override with PR aiter
           COPY . /aiter
-          RUN pip uninstall -y amd-aiter && pip install --no-build-isolation -e /aiter
+          RUN pip uninstall -y amd-aiter && \
+              cd /aiter && pip install -r requirements.txt && \
+              pip install --no-build-isolation -e /aiter
 
           # Verify aiter is installed from PR branch
           RUN pip show flash-attn && pip show amd-aiter && pip show triton && \
diff --git a/.github/workflows/sglang_downstream.yaml b/.github/workflows/sglang_downstream.yaml
index 9171f1adb6..56327ba23f 100644
--- a/.github/workflows/sglang_downstream.yaml
+++ b/.github/workflows/sglang_downstream.yaml
@@ -142,7 +142,8 @@ jobs:
             git checkout '${GITHUB_COMMIT_SHA}'
             git submodule sync --recursive
             git submodule update --init --recursive
-            pip install -e .
+            pip install -r requirements.txt
+            pip install --no-build-isolation -e .
             # ./.github/scripts/install_triton.sh
             pip show amd-triton || true
             pip show triton || true
diff --git a/pyproject.toml b/pyproject.toml
index aa3d1e0047..5d577d8994 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ requires = [
     "psutil",
     "ninja",
     "pandas",
-    "flydsl==0.1.5"
+    "flydsl>=0.1.5"
 ]
 
 [tool.setuptools_scm]
diff --git a/requirements.txt b/requirements.txt
index 1450240e84..7ba108716a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,5 @@ pyyaml
 einops
 pybind11>=3.0.1
 ninja
-flydsl==0.1.5
+--find-links https://rocm.frameworks-devreleases.amd.com/whl/gfx942-gfx950/flydsl/
+flydsl==0.1.6.dev20260508+05f188b
diff --git a/setup.py b/setup.py
index e1e30526b7..d9af1fd5e0 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,10 @@
 OPT_COMPILER_CONFIG = os.path.join(this_dir, "aiter", "jit", "optCompilerConfig.json")
 PACKAGE_NAME = "amd-aiter"
 
-FLYDSL_VERSION = "flydsl==0.1.5"
+FLYDSL_VERSION = "flydsl==0.1.6.dev20260508+05f188b"
+FLYDSL_FIND_LINKS = (
+    "https://rocm.frameworks-devreleases.amd.com/whl/gfx942-gfx950/flydsl/"
+)
 
 BUILD_TARGET = os.environ.get("BUILD_TARGET", "auto")
 PREBUILD_KERNELS = int(os.environ.get("PREBUILD_KERNELS", 0))
@@ -58,18 +61,30 @@ def is_develop_mode():
     try:
         from importlib.metadata import version as pkg_version
 
-        if pkg_version("flydsl") != FLYDSL_VERSION.split("==")[1]:
+        _installed = pkg_version("flydsl")
+        _required_base = FLYDSL_VERSION.split("==")[1].split("+")[0]
+        if not _installed or not _installed.startswith(_required_base):
             raise ImportError("version mismatch")
     except Exception:
-        subprocess.check_call(
-            [
-                sys.executable,
-                "-m",
-                "pip",
-                "install",
-                FLYDSL_VERSION,
-            ]
-        )
+        try:
+            subprocess.check_call(
+                [
+                    sys.executable,
+                    "-m",
+                    "pip",
+                    "install",
+                    "--force-reinstall",
+                    "--no-deps",
+                    FLYDSL_VERSION,
+                    "--find-links",
+                    FLYDSL_FIND_LINKS,
+                ]
+            )
+        except Exception:
+            print(
+                f"[aiter] Warning: could not install {FLYDSL_VERSION}, "
+                "assuming it was pre-installed via requirements.txt"
+            )
 
 
 def _is_triton_installed():
@@ -433,7 +448,7 @@ def has_ext_modules(self):
         "einops",
         "psutil",
         "packaging",
-        FLYDSL_VERSION,
+        "flydsl>=0.1.5",
     ]
 
 setup(