diff --git a/glyphs/chain_300_64px.gif b/glyphs/chain_300_64px.gif
new file mode 120000
index 0000000..a1e5f2b
--- /dev/null
+++ b/glyphs/chain_300_64px.gif
@@ -0,0 +1 @@
+chain_324_64px.gif
\ No newline at end of file
diff --git a/glyphs/chain_324_64px.gif b/glyphs/chain_324_64px.gif
new file mode 100644
index 0000000..656bc77
Binary files /dev/null and b/glyphs/chain_324_64px.gif differ
diff --git a/src/network.c b/src/network.c
index a3d13f6..8a374f0 100644
--- a/src/network.c
+++ b/src/network.c
@@ -45,7 +45,9 @@ static const network_info_t NETWORK_MAPPING[] = {
     {.chain_id = 248, .name = "Oasys", .ticker = "OAS"},
     {.chain_id = 250, .name = "Fantom", .ticker = "FTM"},
     {.chain_id = 288, .name = "Boba Network", .ticker = "ETH"},
+    {.chain_id = 300, .name = "ZKsync Sepolia Testnet", .ticker = "ETH"},
     {.chain_id = 321, .name = "KCC", .ticker = "KCS"},
+    {.chain_id = 324, .name = "ZKsync Era", .ticker = "ETH"},
     {.chain_id = 336, .name = "Shiden", .ticker = "SDN"},
     {.chain_id = 369, .name = "PulseChain", .ticker = "PLS"},
     {.chain_id = 592, .name = "Astar", .ticker = "ASTR"},