diff --git a/modules/type/blocks/include/dap_chain_cs_blocks.h b/modules/type/blocks/include/dap_chain_cs_blocks.h
index 757eef586e0f26ad1b3137b93773a564497d80bd..7ffbaf4d63249c13a7266d6d4d4c08fc59149815 100644
--- a/modules/type/blocks/include/dap_chain_cs_blocks.h
+++ b/modules/type/blocks/include/dap_chain_cs_blocks.h
@@ -29,7 +29,7 @@
 #ifdef DAP_TPS_TEST
 #define DAP_CHAIN_CS_BLOCKS_MAX_BLOCK_SIZE (100 * 1024 * 1024)
 #else
-#define DAP_CHAIN_CS_BLOCKS_MAX_BLOCK_SIZE (48 * 1024) //(1 * 1024 * 1024)    // 1 Mb
+#define DAP_CHAIN_CS_BLOCKS_MAX_BLOCK_SIZE (1 * 1024 * 1024)    // 1 Mb
 #endif
 
 typedef struct dap_chain_cs_blocks dap_chain_cs_blocks_t;