diff --git a/substrate/client/chain-spec/derive/Cargo.toml b/substrate/client/chain-spec/derive/Cargo.toml
index c76949011a..801d86c754 100644
--- a/substrate/client/chain-spec/derive/Cargo.toml
+++ b/substrate/client/chain-spec/derive/Cargo.toml
@@ -14,7 +14,7 @@ proc-macro = true
 [dependencies]
 proc-macro-crate = "0.1.4"
 proc-macro2 = "1.0.6"
-quote = "1.0.2"
+quote = "=1.0.2"
 syn = "1.0.7"
 
 [dev-dependencies]
diff --git a/substrate/frame/staking/reward-curve/Cargo.toml b/substrate/frame/staking/reward-curve/Cargo.toml
index 3d0920e644..bca5a13fe6 100644
--- a/substrate/frame/staking/reward-curve/Cargo.toml
+++ b/substrate/frame/staking/reward-curve/Cargo.toml
@@ -13,7 +13,7 @@ proc-macro = true
 
 [dependencies]
 syn = { version = "1.0.7", features = ["full", "visit"] }
-quote = "1.0"
+quote = "=1.0.2"
 proc-macro2 = "1.0.6"
 proc-macro-crate = "0.1.4"
 
diff --git a/substrate/frame/support/procedural/Cargo.toml b/substrate/frame/support/procedural/Cargo.toml
index 1f5ec04d25..a4187673cc 100644
--- a/substrate/frame/support/procedural/Cargo.toml
+++ b/substrate/frame/support/procedural/Cargo.toml
@@ -14,5 +14,5 @@ proc-macro = true
 [dependencies]
 frame-support-procedural-tools = { version = "2.0.0-alpha.2", path = "./tools" }
 proc-macro2 = "1.0.6"
-quote = "1.0.2"
+quote = "=1.0.2"
 syn = { version = "1.0.7", features = ["full"] }
diff --git a/substrate/frame/support/procedural/tools/Cargo.toml b/substrate/frame/support/procedural/tools/Cargo.toml
index 8f0ce7b06a..4aa32de9c0 100644
--- a/substrate/frame/support/procedural/tools/Cargo.toml
+++ b/substrate/frame/support/procedural/tools/Cargo.toml
@@ -11,6 +11,6 @@ description = "Proc macro helpers for procedural macros"
 [dependencies]
 frame-support-procedural-tools-derive = { version = "2.0.0-alpha.2", path = "./derive" }
 proc-macro2 = "1.0.6"
-quote = "1.0.2"
+quote = "=1.0.2"
 syn = { version = "1.0.7", features = ["full", "visit"] }
 proc-macro-crate = "0.1.4"
diff --git a/substrate/frame/support/procedural/tools/derive/Cargo.toml b/substrate/frame/support/procedural/tools/derive/Cargo.toml
index 872185d19f..8691b1d396 100644
--- a/substrate/frame/support/procedural/tools/derive/Cargo.toml
+++ b/substrate/frame/support/procedural/tools/derive/Cargo.toml
@@ -13,5 +13,5 @@ proc-macro = true
 
 [dependencies]
 proc-macro2 = "1.0.6"
-quote = { version = "1.0.2", features = ["proc-macro"] }
+quote = { version = "=1.0.2", features = ["proc-macro"] }
 syn = { version = "1.0.7", features = ["proc-macro" ,"full", "extra-traits", "parsing"] }
diff --git a/substrate/primitives/api/proc-macro/Cargo.toml b/substrate/primitives/api/proc-macro/Cargo.toml
index e031f97ba9..2667a2642e 100644
--- a/substrate/primitives/api/proc-macro/Cargo.toml
+++ b/substrate/primitives/api/proc-macro/Cargo.toml
@@ -14,7 +14,7 @@ documentation = "https://docs.rs/sp-api-proc-macro"
 proc-macro = true
 
 [dependencies]
-quote = "1.0.2"
+quote = "=1.0.2"
 syn = { version = "1.0.8", features = ["full", "fold", "extra-traits", "visit"] }
 proc-macro2 = "1.0.6"
 blake2-rfc = { version = "0.2.18", default-features = false }
diff --git a/substrate/primitives/debug-derive/Cargo.toml b/substrate/primitives/debug-derive/Cargo.toml
index e15ef594d3..bce3fbbbe3 100644
--- a/substrate/primitives/debug-derive/Cargo.toml
+++ b/substrate/primitives/debug-derive/Cargo.toml
@@ -13,7 +13,7 @@ documentation = "https://docs.rs/sp-debug-derive"
 proc-macro = true
 
 [dependencies]
-quote = "1.0.2"
+quote = "=1.0.2"
 syn = "1.0.7"
 proc-macro2 = "1.0"
 
diff --git a/substrate/primitives/runtime-interface/proc-macro/Cargo.toml b/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
index b18254f62f..ca37c46c7f 100644
--- a/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
+++ b/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
@@ -14,7 +14,7 @@ proc-macro = true
 
 [dependencies]
 syn = { version = "1.0.5", features = ["full", "visit", "fold", "extra-traits"] }
-quote = "1.0.2"
+quote = "=1.0.2"
 proc-macro2 = "1.0.3"
 Inflector = "0.11.4"
 proc-macro-crate = "0.1.4"