diff --git a/core/src/apps/solana/constants.py b/core/src/apps/solana/constants.py
index dd0599dc0ae..f74d80fd549 100644
--- a/core/src/apps/solana/constants.py
+++ b/core/src/apps/solana/constants.py
@@ -6,4 +6,4 @@
 SOLANA_COMPUTE_UNIT_LIMIT = const(200000)
 
 # 1 lamport has 1M microlamports
-MICROLAMPORTS = const(1000000)
+MICROLAMPORTS_PER_LAMPORT = const(1000000)
diff --git a/core/src/apps/solana/transaction/__init__.py b/core/src/apps/solana/transaction/__init__.py
index ebe20a1cefc..2af18cfdd66 100644
--- a/core/src/apps/solana/transaction/__init__.py
+++ b/core/src/apps/solana/transaction/__init__.py
@@ -5,7 +5,7 @@
 from trezor.wire import DataError
 
 from ..constants import (
-    MICROLAMPORTS,
+    MICROLAMPORTS_PER_LAMPORT,
     SOLANA_BASE_FEE_LAMPORTS,
     SOLANA_COMPUTE_UNIT_LIMIT,
 )
@@ -265,5 +265,6 @@ def calculate_fee(self) -> Fee:
         priority_fee = unit_price * unit_limit  # in microlamports
         return Fee(
             base=base_fee,
-            priority=(priority_fee + MICROLAMPORTS - 1) // MICROLAMPORTS,
+            priority=(priority_fee + MICROLAMPORTS_PER_LAMPORT - 1)
+            // MICROLAMPORTS_PER_LAMPORT,
         )