diff --git a/abcfold/boltz/check_install.py b/abcfold/boltz/check_install.py
index 660b3ff..ff66de4 100644
--- a/abcfold/boltz/check_install.py
+++ b/abcfold/boltz/check_install.py
@@ -19,6 +19,11 @@ def check_boltz():
         ) as proc:
             stdout, stderr = proc.communicate()
             if proc.returncode != 0:
+                if "Package(s) not found:" in stderr.decode():
+
+                    raise ModuleNotFoundError(
+                        "Boltz package not found."
+                    )
                 raise subprocess.CalledProcessError(proc.returncode, cmd, stderr)
 
             version = None
@@ -41,7 +46,10 @@ def check_boltz():
             "pip",
             "install",
             f"boltz=={BOLTZ_VERSION}",
+            "cuequivariance_torch",
+            "cuequivariance_ops_torch-cu12",
             "--no-cache-dir",
+
         ]
 
         logger.info("Running %s", " ".join(cmd))
diff --git a/abcfold/chai1/check_install.py b/abcfold/chai1/check_install.py
index 883143d..13fa2b7 100644
--- a/abcfold/chai1/check_install.py
+++ b/abcfold/chai1/check_install.py
@@ -5,6 +5,7 @@
 logger = logging.getLogger("logger")
 
 
+CHAI_VERSION = "0.6.1"
 CHAI_VERSION = "0.6.1"
 
 
@@ -20,6 +21,11 @@ def check_chai1():
         ) as proc:
             stdout, stderr = proc.communicate()
             if proc.returncode != 0:
+                if "Package(s) not found:" in stderr.decode():
+
+                    raise ModuleNotFoundError(
+                        "Chai_lab package not found."
+                    )
                 raise subprocess.CalledProcessError(proc.returncode, cmd, stderr)
 
             version = None
@@ -51,15 +57,42 @@ def check_chai1():
         ]
         cmd.append("--no-deps") if no_deps else None
         logger.info("Running %s", " ".join(cmd))
-        with subprocess.Popen(
-            cmd,
-            stdout=sys.stdout,
-            stderr=subprocess.PIPE,
-        ) as proc:
-            proc.wait()
-            if proc.returncode != 0:
-                if proc.stderr:
-                    logger.error(proc.stderr.read().decode())
-                raise subprocess.CalledProcessError(proc.returncode, proc.args)
+        run_command_using_sys(cmd)
+        if no_deps:
+            cmd = [
+                sys.executable,
+                "-m",
+                "pip",
+                "install",
+                "antipickle",
+                "typer",
+                "jaxtyping",
+                "beartype",
+                "pandera",
+                "matplotlib",
+            ]
+            logger.info("Installing dependencies: %s", " ".join(cmd))
+            run_command_using_sys(cmd)
+    except Exception as e:
+        logger.error("Error while checking or installing chai_lab: %s", e)
+        raise ImportError(
+            "chai_lab package is not installed. "
+            "Please install it using `pip install chai_lab`."
+        ) from e
 
     logger.info(f"Running Chai version: {CHAI_VERSION}")
+
+
+def run_command_using_sys(command: list[str]) -> None:
+    """Run a command using sys.executable."""
+    logger.info("Running command: %s", " ".join(command))
+    with subprocess.Popen(
+        command,
+        stdout=sys.stdout,
+        stderr=subprocess.PIPE,
+    ) as proc:
+        proc.wait()
+        if proc.returncode != 0:
+            if proc.stderr:
+                logger.error(proc.stderr.read().decode())
+            raise subprocess.CalledProcessError(proc.returncode, proc.args)