diff --git a/xtop/core/data_source.py b/xtop/core/data_source.py
index ddc3d6f..4646f84 100644
--- a/xtop/core/data_source.py
+++ b/xtop/core/data_source.py
@@ -254,12 +254,12 @@ def get_partitions_info(self) -> Dict[str, str]:
         Read partitions file to map device numbers to names.
         Returns dict: {major:minor -> device_name}
         """
-        partitions_file = self.datadir / 'partitions'
+        partitions_file = Path('/proc/partitions')
         device_map = {}
-        
+
         if not partitions_file.exists():
             return device_map
-        
+
         try:
             with open(partitions_file, 'r') as f:
                 # Skip header line
@@ -273,7 +273,7 @@ def get_partitions_info(self) -> Dict[str, str]:
                         device_map[f"{major}:{minor}"] = name
         except Exception:
             pass
-        
+
         return device_map
     
     def __enter__(self):
diff --git a/xtop/core/materializer.py b/xtop/core/materializer.py
index 383166c..6cfd470 100644
--- a/xtop/core/materializer.py
+++ b/xtop/core/materializer.py
@@ -140,7 +140,7 @@ def _materialize_source(self, source: str):
                 SELECT
                     REGEXP_EXTRACT_ALL(column0, ' +(\\w+)') field_list
                 FROM
-                    read_csv('{self.datadir}/partitions', skip=1, header=false)
+                    read_csv('/proc/partitions', skip=1, header=false)
                 WHERE
                     field_list IS NOT NULL
             )
diff --git a/xtop/sql/fragments/base_partitions.sql b/xtop/sql/fragments/base_partitions.sql
index dd413a7..0528c2e 100644
--- a/xtop/sql/fragments/base_partitions.sql
+++ b/xtop/sql/fragments/base_partitions.sql
@@ -8,7 +8,7 @@ FROM (
     SELECT
         REGEXP_EXTRACT_ALL(column0, ' +(\w+)') field_list
     FROM
-        read_csv('#XTOP_DATADIR#/partitions', skip=1, header=false)
+        read_csv('/proc/partitions', skip=1, header=false)
     WHERE
         field_list IS NOT NULL
 )
\ No newline at end of file
diff --git a/xtop/sql/fragments/get_partitions.sql b/xtop/sql/fragments/get_partitions.sql
index 300ccb2..65497ce 100644
--- a/xtop/sql/fragments/get_partitions.sql
+++ b/xtop/sql/fragments/get_partitions.sql
@@ -9,7 +9,7 @@ LEFT OUTER JOIN (
         SELECT
             REGEXP_EXTRACT_ALL(column0, ' +(\w+)') field_list
         FROM
-            read_csv('#XTOP_DATADIR#/partitions', skip=1, header=false)
+            read_csv('/proc/partitions', skip=1, header=false)
         WHERE
             field_list IS NOT NULL
     )
diff --git a/xtop/tui/cell_peek_modal_old.py b/xtop/tui/cell_peek_modal_old.py
index 00eb405..a4d25f9 100644
--- a/xtop/tui/cell_peek_modal_old.py
+++ b/xtop/tui/cell_peek_modal_old.py
@@ -406,7 +406,7 @@ def _build_iolat_histogram_query(self) -> str:
                 SELECT
                     REGEXP_EXTRACT_ALL(column0, ' +(\\w+)') field_list
                 FROM
-                    read_csv('{self.datadir}/partitions', skip=1, header=false)
+                    read_csv('/proc/partitions', skip=1, header=false)
                 WHERE
                     field_list IS NOT NULL
             )